diff --git a/src/Mod/Material/App/AppMaterial.cpp b/src/Mod/Material/App/AppMaterial.cpp
index a6bc448cf1..4a82d772a6 100644
--- a/src/Mod/Material/App/AppMaterial.cpp
+++ b/src/Mod/Material/App/AppMaterial.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <Base/Console.h>
 #include <Base/Interpreter.h>
 #include <Base/PyObjectBase.h>
diff --git a/src/Mod/Material/App/Array2DPyImp.cpp b/src/Mod/Material/App/Array2DPyImp.cpp
index 549dc673aa..4d80370ef5 100644
--- a/src/Mod/Material/App/Array2DPyImp.cpp
+++ b/src/Mod/Material/App/Array2DPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include <QList>
 #include <QMetaType>
diff --git a/src/Mod/Material/App/Array3DPyImp.cpp b/src/Mod/Material/App/Array3DPyImp.cpp
index c6ee68510a..ad40e1a679 100644
--- a/src/Mod/Material/App/Array3DPyImp.cpp
+++ b/src/Mod/Material/App/Array3DPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include <QList>
 #include <QMetaType>
diff --git a/src/Mod/Material/App/CMakeLists.txt b/src/Mod/Material/App/CMakeLists.txt
index 1fe10bfbf6..473a67df8b 100644
--- a/src/Mod/Material/App/CMakeLists.txt
+++ b/src/Mod/Material/App/CMakeLists.txt
@@ -114,7 +114,6 @@ SET(Materials_SRCS
     ModelManagerLocal.h
     ModelUuids.cpp
     ModelUuids.h
-    PreCompiled.cpp
     PreCompiled.h
     PropertyMaterial.cpp
     PropertyMaterial.h
@@ -134,13 +133,14 @@ if(BUILD_MATERIAL_EXTERNAL)
     )
 endif(BUILD_MATERIAL_EXTERNAL)
 
+add_library(Materials SHARED ${Materials_SRCS})
+
 if(FREECAD_USE_PCH)
-    add_definitions(-D_PreComp_)
-    GET_MSVC_PRECOMPILED_SOURCE("PreCompiled.cpp" PCH_SRCS ${Materials_SRCS})
-    ADD_MSVC_PRECOMPILED_HEADER(Materials PreCompiled.h PreCompiled.cpp PCH_SRCS)
+    target_precompile_headers(Materials PRIVATE
+            $<$<COMPILE_LANGUAGE:CXX>:"${CMAKE_CURRENT_LIST_DIR}/PreCompiled.h">
+    )
 endif(FREECAD_USE_PCH)
 
-add_library(Materials SHARED ${Materials_SRCS})
 target_include_directories(
     Materials
     PRIVATE
diff --git a/src/Mod/Material/App/ExternalManager.cpp b/src/Mod/Material/App/ExternalManager.cpp
index ad4b358fcc..9512c19559 100644
--- a/src/Mod/Material/App/ExternalManager.cpp
+++ b/src/Mod/Material/App/ExternalManager.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <Python.h>
 #include <QMutex>
 #include <QMutexLocker>
diff --git a/src/Mod/Material/App/Library.cpp b/src/Mod/Material/App/Library.cpp
index 98d3bd54d4..c9b49b88dc 100644
--- a/src/Mod/Material/App/Library.cpp
+++ b/src/Mod/Material/App/Library.cpp
@@ -19,10 +19,7 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <string>
-#endif
 
 #include <App/Application.h>
 
diff --git a/src/Mod/Material/App/MaterialConfigLoader.cpp b/src/Mod/Material/App/MaterialConfigLoader.cpp
index c2271b2456..19cb504342 100644
--- a/src/Mod/Material/App/MaterialConfigLoader.cpp
+++ b/src/Mod/Material/App/MaterialConfigLoader.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QDirIterator>
 #include <QFileInfo>
 #include <QString>
@@ -30,7 +28,7 @@
 #include <QUuid>
 #include <memory>
 #include <fstream>
-#endif
+
 
 
 #include <App/Application.h>
diff --git a/src/Mod/Material/App/MaterialFilter.cpp b/src/Mod/Material/App/MaterialFilter.cpp
index 7ab64f3d81..c491fbd31a 100644
--- a/src/Mod/Material/App/MaterialFilter.cpp
+++ b/src/Mod/Material/App/MaterialFilter.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <App/Application.h>
 
 #include "Exceptions.h"
diff --git a/src/Mod/Material/App/MaterialFilterOptionsPyImp.cpp b/src/Mod/Material/App/MaterialFilterOptionsPyImp.cpp
index 3e7f21b6d5..d04d130772 100644
--- a/src/Mod/Material/App/MaterialFilterOptionsPyImp.cpp
+++ b/src/Mod/Material/App/MaterialFilterOptionsPyImp.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-
 #include <QMetaType>
 
 #include <Base/Quantity.h>
diff --git a/src/Mod/Material/App/MaterialFilterPyImp.cpp b/src/Mod/Material/App/MaterialFilterPyImp.cpp
index 2b467e5587..b214b3d8c4 100644
--- a/src/Mod/Material/App/MaterialFilterPyImp.cpp
+++ b/src/Mod/Material/App/MaterialFilterPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include <QMetaType>
 
diff --git a/src/Mod/Material/App/MaterialLibrary.cpp b/src/Mod/Material/App/MaterialLibrary.cpp
index c15a3a97d2..8fd391b22f 100644
--- a/src/Mod/Material/App/MaterialLibrary.cpp
+++ b/src/Mod/Material/App/MaterialLibrary.cpp
@@ -19,12 +19,10 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QDirIterator>
 #include <QFileInfo>
 #include <QVector>
-#endif
+
 
 
 #include <App/Application.h>
diff --git a/src/Mod/Material/App/MaterialLibraryPyImp.cpp b/src/Mod/Material/App/MaterialLibraryPyImp.cpp
index 7001d9dc6b..9ae8377c8a 100644
--- a/src/Mod/Material/App/MaterialLibraryPyImp.cpp
+++ b/src/Mod/Material/App/MaterialLibraryPyImp.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-
 #include <QMetaType>
 
 #include <Base/Quantity.h>
diff --git a/src/Mod/Material/App/MaterialLoader.cpp b/src/Mod/Material/App/MaterialLoader.cpp
index fbe0c4639d..815fe8488b 100644
--- a/src/Mod/Material/App/MaterialLoader.cpp
+++ b/src/Mod/Material/App/MaterialLoader.cpp
@@ -19,15 +19,13 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QDirIterator>
 #include <QFileInfo>
 #include <QList>
 #include <QMetaType>
 #include <QRegularExpression>
 #include <QString>
-#endif
+
 
 #include <App/Application.h>
 #include <Base/Interpreter.h>
diff --git a/src/Mod/Material/App/MaterialManager.cpp b/src/Mod/Material/App/MaterialManager.cpp
index b4ca984a6f..4b97f7a7de 100644
--- a/src/Mod/Material/App/MaterialManager.cpp
+++ b/src/Mod/Material/App/MaterialManager.cpp
@@ -19,10 +19,8 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <random>
-#endif
+
 
 #include <QDirIterator>
 #include <QMutex>
diff --git a/src/Mod/Material/App/MaterialManagerExternal.cpp b/src/Mod/Material/App/MaterialManagerExternal.cpp
index 8ebfdc2d08..80835c74a6 100644
--- a/src/Mod/Material/App/MaterialManagerExternal.cpp
+++ b/src/Mod/Material/App/MaterialManagerExternal.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <QMutexLocker>
 
 #include <App/Application.h>
diff --git a/src/Mod/Material/App/MaterialManagerLocal.cpp b/src/Mod/Material/App/MaterialManagerLocal.cpp
index dc5e50fbff..d3d5cc9f76 100644
--- a/src/Mod/Material/App/MaterialManagerLocal.cpp
+++ b/src/Mod/Material/App/MaterialManagerLocal.cpp
@@ -19,10 +19,7 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <random>
-#endif
 
 #include <QDirIterator>
 #include <QMutex>
diff --git a/src/Mod/Material/App/MaterialManagerPyImp.cpp b/src/Mod/Material/App/MaterialManagerPyImp.cpp
index cb898bda1a..577301486e 100644
--- a/src/Mod/Material/App/MaterialManagerPyImp.cpp
+++ b/src/Mod/Material/App/MaterialManagerPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include "Exceptions.h"
 #include "MaterialFilter.h"
diff --git a/src/Mod/Material/App/MaterialPropertyPyImp.cpp b/src/Mod/Material/App/MaterialPropertyPyImp.cpp
index d6bced53c8..7fa338ef81 100644
--- a/src/Mod/Material/App/MaterialPropertyPyImp.cpp
+++ b/src/Mod/Material/App/MaterialPropertyPyImp.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-
 #include "Model.h"
 #include "PyVariants.h"
 #include "ModelPropertyPy.h"
diff --git a/src/Mod/Material/App/MaterialPyImp.cpp b/src/Mod/Material/App/MaterialPyImp.cpp
index 66ae0479e7..b6506a4c98 100644
--- a/src/Mod/Material/App/MaterialPyImp.cpp
+++ b/src/Mod/Material/App/MaterialPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include <QMetaType>
 
diff --git a/src/Mod/Material/App/MaterialValue.cpp b/src/Mod/Material/App/MaterialValue.cpp
index f8514c2845..eaa383a92a 100644
--- a/src/Mod/Material/App/MaterialValue.cpp
+++ b/src/Mod/Material/App/MaterialValue.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMetaType>
 #include <QRegularExpression>
-#endif
+
 
 #include <App/Application.h>
 #include <Base/Quantity.h>
diff --git a/src/Mod/Material/App/Materials.cpp b/src/Mod/Material/App/Materials.cpp
index 11afb9f78f..40cb847bbc 100644
--- a/src/Mod/Material/App/Materials.cpp
+++ b/src/Mod/Material/App/Materials.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMetaType>
 #include <QUuid>
-#endif
+
 
 
 #include <App/Application.h>
diff --git a/src/Mod/Material/App/Model.cpp b/src/Mod/Material/App/Model.cpp
index 28a1b7ad81..fe6955eea8 100644
--- a/src/Mod/Material/App/Model.cpp
+++ b/src/Mod/Material/App/Model.cpp
@@ -19,10 +19,8 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <string>
-#endif
+
 
 #include <App/Application.h>
 
diff --git a/src/Mod/Material/App/ModelLibrary.cpp b/src/Mod/Material/App/ModelLibrary.cpp
index ecbd09f755..7d327b2520 100644
--- a/src/Mod/Material/App/ModelLibrary.cpp
+++ b/src/Mod/Material/App/ModelLibrary.cpp
@@ -19,11 +19,8 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <string>
 #include <QLatin1Char>
-#endif
 
 #include <QFileInfo>
 
diff --git a/src/Mod/Material/App/ModelLoader.cpp b/src/Mod/Material/App/ModelLoader.cpp
index 671cb8db3d..c52ca5484f 100644
--- a/src/Mod/Material/App/ModelLoader.cpp
+++ b/src/Mod/Material/App/ModelLoader.cpp
@@ -19,12 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QDirIterator>
 #include <QFileInfo>
 #include <QString>
-#endif
 
 #include <App/Application.h>
 #include <Base/FileInfo.h>
diff --git a/src/Mod/Material/App/ModelManager.cpp b/src/Mod/Material/App/ModelManager.cpp
index 99d3c1f561..9ab164abe4 100644
--- a/src/Mod/Material/App/ModelManager.cpp
+++ b/src/Mod/Material/App/ModelManager.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <QDirIterator>
 #include <QMutexLocker>
 
diff --git a/src/Mod/Material/App/ModelManagerExternal.cpp b/src/Mod/Material/App/ModelManagerExternal.cpp
index 583458a83e..ae15e73e31 100644
--- a/src/Mod/Material/App/ModelManagerExternal.cpp
+++ b/src/Mod/Material/App/ModelManagerExternal.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <QMutexLocker>
 
 #include <App/Application.h>
diff --git a/src/Mod/Material/App/ModelManagerLocal.cpp b/src/Mod/Material/App/ModelManagerLocal.cpp
index 9f59ad4657..8442a1fa9a 100644
--- a/src/Mod/Material/App/ModelManagerLocal.cpp
+++ b/src/Mod/Material/App/ModelManagerLocal.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <QDirIterator>
 #include <QMutexLocker>
 
diff --git a/src/Mod/Material/App/ModelManagerPyImp.cpp b/src/Mod/Material/App/ModelManagerPyImp.cpp
index 1aa23a6c2e..529166897a 100644
--- a/src/Mod/Material/App/ModelManagerPyImp.cpp
+++ b/src/Mod/Material/App/ModelManagerPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include "Model.h"
 #include "ModelLibrary.h"
diff --git a/src/Mod/Material/App/ModelPropertyPyImp.cpp b/src/Mod/Material/App/ModelPropertyPyImp.cpp
index 90974e770b..cf401bab31 100644
--- a/src/Mod/Material/App/ModelPropertyPyImp.cpp
+++ b/src/Mod/Material/App/ModelPropertyPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include "Model.h"
 #include "ModelPropertyPy.h"
diff --git a/src/Mod/Material/App/ModelPyImp.cpp b/src/Mod/Material/App/ModelPyImp.cpp
index a9838ed649..9aae1dc0fe 100644
--- a/src/Mod/Material/App/ModelPyImp.cpp
+++ b/src/Mod/Material/App/ModelPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include "Model.h"
 #include "ModelLibrary.h"
diff --git a/src/Mod/Material/App/ModelUuids.cpp b/src/Mod/Material/App/ModelUuids.cpp
index dd563848c2..bea9599f30 100644
--- a/src/Mod/Material/App/ModelUuids.cpp
+++ b/src/Mod/Material/App/ModelUuids.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include "ModelUuids.h"
 
 using namespace Materials;
diff --git a/src/Mod/Material/App/PreCompiled.cpp b/src/Mod/Material/App/PreCompiled.cpp
deleted file mode 100644
index 48eade6cc8..0000000000
--- a/src/Mod/Material/App/PreCompiled.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-/***************************************************************************
- *   Copyright (c) 2023 David Carter <dcarter@david.carter.ca>             *
- *                                                                         *
- *   This file is part of FreeCAD.                                         *
- *                                                                         *
- *   FreeCAD is free software: you can redistribute it and/or modify it    *
- *   under the terms of the GNU Lesser General Public License as           *
- *   published by the Free Software Foundation, either version 2.1 of the  *
- *   License, or (at your option) any later version.                       *
- *                                                                         *
- *   FreeCAD is distributed in the hope that it will be useful, but        *
- *   WITHOUT ANY WARRANTY; without even the implied warranty of            *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      *
- *   Lesser General Public License for more details.                       *
- *                                                                         *
- *   You should have received a copy of the GNU Lesser General Public      *
- *   License along with FreeCAD. If not, see                               *
- *   <https://www.gnu.org/licenses/>.                                      *
- *                                                                         *
- **************************************************************************/
-
-#include "PreCompiled.h"
diff --git a/src/Mod/Material/App/PreCompiled.h b/src/Mod/Material/App/PreCompiled.h
index 0abd286cbc..05b5feb1c2 100644
--- a/src/Mod/Material/App/PreCompiled.h
+++ b/src/Mod/Material/App/PreCompiled.h
@@ -28,7 +28,6 @@
 #include <windows.h>
 #endif
 
-#ifdef _PreComp_
 
 // standard
 #include <cmath>
@@ -57,6 +56,5 @@
 #include <QUuid>
 #include <QVector>
 
-#endif  //_PreComp_
 
 #endif  // MATERIAL_PRECOMPILED_H
diff --git a/src/Mod/Material/App/PropertyMaterial.cpp b/src/Mod/Material/App/PropertyMaterial.cpp
index 086f0dd040..02363183ad 100644
--- a/src/Mod/Material/App/PropertyMaterial.cpp
+++ b/src/Mod/Material/App/PropertyMaterial.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMetaType>
 #include <QUuid>
-#endif
+
 
 
 #include <App/Application.h>
diff --git a/src/Mod/Material/App/PyVariants.cpp b/src/Mod/Material/App/PyVariants.cpp
index c1599e3661..39702bc100 100644
--- a/src/Mod/Material/App/PyVariants.cpp
+++ b/src/Mod/Material/App/PyVariants.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-
 #include <QVariant>
 
 #include "PyVariants.h"
diff --git a/src/Mod/Material/App/UUIDsPyImp.cpp b/src/Mod/Material/App/UUIDsPyImp.cpp
index 4ff55ee7b8..68145ed7d3 100644
--- a/src/Mod/Material/App/UUIDsPyImp.cpp
+++ b/src/Mod/Material/App/UUIDsPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include "ModelUuids.h"
 
diff --git a/src/Mod/Material/Gui/AppMatGui.cpp b/src/Mod/Material/Gui/AppMatGui.cpp
index e3500fca45..077c7b082a 100644
--- a/src/Mod/Material/Gui/AppMatGui.cpp
+++ b/src/Mod/Material/Gui/AppMatGui.cpp
@@ -20,10 +20,6 @@
  **************************************************************************/
 
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <Base/Console.h>
 #include <Base/Interpreter.h>
 #include <Base/PyObjectBase.h>
diff --git a/src/Mod/Material/Gui/AppearancePreview.cpp b/src/Mod/Material/Gui/AppearancePreview.cpp
index 2c6eaa599f..5c77131d10 100644
--- a/src/Mod/Material/Gui/AppearancePreview.cpp
+++ b/src/Mod/Material/Gui/AppearancePreview.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QImage>
 #include <QImageReader>
 
@@ -31,7 +29,6 @@
 #include <Inventor/nodes/SoSphere.h>
 #include <Inventor/nodes/SoSwitch.h>
 #include <Inventor/nodes/SoTexture2.h>
-#endif
 
 #include <Inventor/nodes/SoTextureCoordinateEnvironment.h>
 
diff --git a/src/Mod/Material/Gui/Array2D.cpp b/src/Mod/Material/Gui/Array2D.cpp
index 85cdcb71e6..b4cf17bb29 100644
--- a/src/Mod/Material/Gui/Array2D.cpp
+++ b/src/Mod/Material/Gui/Array2D.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMenu>
 #include <QMessageBox>
-#endif
+
 
 #include <Gui/Application.h>
 #include <Gui/Command.h>
diff --git a/src/Mod/Material/Gui/Array3D.cpp b/src/Mod/Material/Gui/Array3D.cpp
index fc4397b3dd..c9d3fb052a 100644
--- a/src/Mod/Material/Gui/Array3D.cpp
+++ b/src/Mod/Material/Gui/Array3D.cpp
@@ -19,12 +19,10 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMenu>
 #include <QMessageBox>
 #include <QPushButton>
-#endif
+
 
 #include <Gui/MainWindow.h>
 
diff --git a/src/Mod/Material/Gui/ArrayDelegate.cpp b/src/Mod/Material/Gui/ArrayDelegate.cpp
index 0ceebb9519..5706a6766d 100644
--- a/src/Mod/Material/Gui/ArrayDelegate.cpp
+++ b/src/Mod/Material/Gui/ArrayDelegate.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QColorDialog>
 #include <QDesktopServices>
 #include <QIODevice>
@@ -31,7 +29,7 @@
 #include <QTextStream>
 #include <QVariant>
 #include <limits>
-#endif
+
 
 #include <App/Application.h>
 #include <Base/Interpreter.h>
diff --git a/src/Mod/Material/Gui/ArrayModel.cpp b/src/Mod/Material/Gui/ArrayModel.cpp
index c8c72ecc86..bff4e1aa73 100644
--- a/src/Mod/Material/Gui/ArrayModel.cpp
+++ b/src/Mod/Material/Gui/ArrayModel.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QList>
 #include <QMetaType>
-#endif
+
 
 #include <Base/Console.h>
 #include <Gui/MainWindow.h>
diff --git a/src/Mod/Material/Gui/BaseDelegate.cpp b/src/Mod/Material/Gui/BaseDelegate.cpp
index cf7b8cf375..8bad500e78 100644
--- a/src/Mod/Material/Gui/BaseDelegate.cpp
+++ b/src/Mod/Material/Gui/BaseDelegate.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QColorDialog>
 #include <QDesktopServices>
 #include <QIODevice>
@@ -32,7 +30,7 @@
 #include <QTextStream>
 #include <QVariant>
 #include <limits>
-#endif
+
 
 #include <App/Application.h>
 #include <Base/Interpreter.h>
diff --git a/src/Mod/Material/Gui/CMakeLists.txt b/src/Mod/Material/Gui/CMakeLists.txt
index 69b886e1e8..3be19ef563 100644
--- a/src/Mod/Material/Gui/CMakeLists.txt
+++ b/src/Mod/Material/Gui/CMakeLists.txt
@@ -115,7 +115,6 @@ SET(MatGui_SRCS
     ModelSelect.cpp
     ModelSelect.h
     ModelSelect.ui
-    PreCompiled.cpp
     PreCompiled.h
     TextEdit.cpp
     TextEdit.h
@@ -136,12 +135,6 @@ if(BUILD_MATERIAL_EXTERNAL)
     )
 endif(BUILD_MATERIAL_EXTERNAL)
 
-if(FREECAD_USE_PCH)
-    add_definitions(-D_PreComp_)
-    GET_MSVC_PRECOMPILED_SOURCE("PreCompiled.cpp" PCH_SRCS ${MatGui_SRCS})
-    ADD_MSVC_PRECOMPILED_HEADER(MatGui PreCompiled.h PreCompiled.cpp PCH_SRCS)
-endif(FREECAD_USE_PCH)
-
 SET(MatGuiIcon_SVG
     Resources/icons/list.svg
     Resources/icons/Material_Edit.svg
@@ -168,6 +161,12 @@ add_library(MatGui SHARED
     ${Material_Ui_Files}
 )
 
+if(FREECAD_USE_PCH)
+    target_precompile_headers(MatGui PRIVATE
+            $<$<COMPILE_LANGUAGE:CXX>:"${CMAKE_CURRENT_LIST_DIR}/PreCompiled.h">
+    )
+endif(FREECAD_USE_PCH)
+
 target_include_directories(
     MatGui
     PRIVATE
diff --git a/src/Mod/Material/Gui/Command.cpp b/src/Mod/Material/Gui/Command.cpp
index 3390541ff9..59ca2f6d04 100644
--- a/src/Mod/Material/Gui/Command.cpp
+++ b/src/Mod/Material/Gui/Command.cpp
@@ -19,10 +19,8 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QPointer>
-#endif
+
 
 #include <Gui/Command.h>
 #include <Gui/Control.h>
diff --git a/src/Mod/Material/Gui/DlgDisplayPropertiesImp.cpp b/src/Mod/Material/Gui/DlgDisplayPropertiesImp.cpp
index 0c83cf8a0d..0d93272c25 100644
--- a/src/Mod/Material/Gui/DlgDisplayPropertiesImp.cpp
+++ b/src/Mod/Material/Gui/DlgDisplayPropertiesImp.cpp
@@ -20,12 +20,9 @@
  *                                                                         *
  ***************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QSignalBlocker>
 #include <algorithm>
 #include <boost/signals2.hpp>
-#endif
 
 #include <Base/Console.h>
 #include <Gui/Application.h>
diff --git a/src/Mod/Material/Gui/DlgInspectAppearance.cpp b/src/Mod/Material/Gui/DlgInspectAppearance.cpp
index 0316b5ae62..fd77be6925 100644
--- a/src/Mod/Material/Gui/DlgInspectAppearance.cpp
+++ b/src/Mod/Material/Gui/DlgInspectAppearance.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QPainter>
 #include <QPaintEvent>
-#endif
+
 
 #include <App/Document.h>
 #include <Gui/Application.h>
diff --git a/src/Mod/Material/Gui/DlgInspectMaterial.cpp b/src/Mod/Material/Gui/DlgInspectMaterial.cpp
index f1eb8c7537..dbbe50a933 100644
--- a/src/Mod/Material/Gui/DlgInspectMaterial.cpp
+++ b/src/Mod/Material/Gui/DlgInspectMaterial.cpp
@@ -19,13 +19,11 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QClipboard>
 #include <QStandardItem>
 #include <QStandardItemModel>
 #include <QTreeView>
-#endif
+
 
 #include <App/Document.h>
 #include <Gui/Application.h>
diff --git a/src/Mod/Material/Gui/DlgMaterialImp.cpp b/src/Mod/Material/Gui/DlgMaterialImp.cpp
index 6addf027f6..cc187c46fb 100644
--- a/src/Mod/Material/Gui/DlgMaterialImp.cpp
+++ b/src/Mod/Material/Gui/DlgMaterialImp.cpp
@@ -20,14 +20,11 @@
  *                                                                         *
  ***************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QDockWidget>
 #include <QSignalBlocker>
 #include <QString>
 #include <algorithm>
 #include <boost/signals2.hpp>
-#endif
 
 #include <Base/Console.h>
 #include <Gui/Application.h>
diff --git a/src/Mod/Material/Gui/DlgSettingsDefaultMaterial.cpp b/src/Mod/Material/Gui/DlgSettingsDefaultMaterial.cpp
index 92b4c4b9bd..86ff5f941c 100644
--- a/src/Mod/Material/Gui/DlgSettingsDefaultMaterial.cpp
+++ b/src/Mod/Material/Gui/DlgSettingsDefaultMaterial.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include <Mod/Material/App/ModelUuids.h>
 
diff --git a/src/Mod/Material/Gui/DlgSettingsExternal.cpp b/src/Mod/Material/Gui/DlgSettingsExternal.cpp
index ecb4423e46..8d1d7f996c 100644
--- a/src/Mod/Material/Gui/DlgSettingsExternal.cpp
+++ b/src/Mod/Material/Gui/DlgSettingsExternal.cpp
@@ -19,10 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <App/Application.h>
 
 #include <Mod/Material/App/MaterialManager.h>
diff --git a/src/Mod/Material/Gui/DlgSettingsMaterial.cpp b/src/Mod/Material/Gui/DlgSettingsMaterial.cpp
index 560c4ad3d8..883c869cf9 100644
--- a/src/Mod/Material/Gui/DlgSettingsMaterial.cpp
+++ b/src/Mod/Material/Gui/DlgSettingsMaterial.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include "DlgSettingsMaterial.h"
 #include "ui_DlgSettingsMaterial.h"
diff --git a/src/Mod/Material/Gui/ImageEdit.cpp b/src/Mod/Material/Gui/ImageEdit.cpp
index 5a0367b85a..bf52b36bad 100644
--- a/src/Mod/Material/Gui/ImageEdit.cpp
+++ b/src/Mod/Material/Gui/ImageEdit.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QBuffer>
 #include <QFile>
 #include <QMenu>
@@ -30,7 +28,7 @@
 #include <QString>
 #include <QSvgRenderer>
 #include <QTextStream>
-#endif
+
 
 #include <Gui/FileDialog.h>
 #include <Gui/MainWindow.h>
diff --git a/src/Mod/Material/Gui/ListDelegate.cpp b/src/Mod/Material/Gui/ListDelegate.cpp
index b725216818..e5608403fd 100644
--- a/src/Mod/Material/Gui/ListDelegate.cpp
+++ b/src/Mod/Material/Gui/ListDelegate.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QColorDialog>
 #include <QDesktopServices>
 #include <QIODevice>
@@ -31,7 +29,7 @@
 #include <QTextStream>
 #include <QVariant>
 #include <limits>
-#endif
+
 
 #include <App/Application.h>
 #include <Base/Interpreter.h>
diff --git a/src/Mod/Material/Gui/ListEdit.cpp b/src/Mod/Material/Gui/ListEdit.cpp
index 162cbc0710..763d2f16bd 100644
--- a/src/Mod/Material/Gui/ListEdit.cpp
+++ b/src/Mod/Material/Gui/ListEdit.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMenu>
 #include <QMessageBox>
-#endif
+
 
 #include <Gui/MainWindow.h>
 
diff --git a/src/Mod/Material/Gui/ListModel.cpp b/src/Mod/Material/Gui/ListModel.cpp
index 19a065c389..ffbee79f79 100644
--- a/src/Mod/Material/Gui/ListModel.cpp
+++ b/src/Mod/Material/Gui/ListModel.cpp
@@ -19,10 +19,8 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMetaType>
-#endif
+
 
 #include <Base/Console.h>
 #include <Gui/MainWindow.h>
diff --git a/src/Mod/Material/Gui/MaterialDelegate.cpp b/src/Mod/Material/Gui/MaterialDelegate.cpp
index 397e247548..5079169c15 100644
--- a/src/Mod/Material/Gui/MaterialDelegate.cpp
+++ b/src/Mod/Material/Gui/MaterialDelegate.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QColorDialog>
 #include <QDesktopServices>
 #include <QIODevice>
@@ -33,7 +31,7 @@
 #include <QTextStream>
 #include <QVariant>
 #include <limits>
-#endif
+
 
 #include <App/Application.h>
 #include <Base/Interpreter.h>
diff --git a/src/Mod/Material/Gui/MaterialSave.cpp b/src/Mod/Material/Gui/MaterialSave.cpp
index 6c360dbb37..92ebb97958 100644
--- a/src/Mod/Material/Gui/MaterialSave.cpp
+++ b/src/Mod/Material/Gui/MaterialSave.cpp
@@ -19,12 +19,10 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMenu>
 #include <QMessageBox>
 #include <QTreeView>
-#endif
+
 
 #include <Gui/Application.h>
 #include <Gui/Command.h>
diff --git a/src/Mod/Material/Gui/MaterialTreeWidget.cpp b/src/Mod/Material/Gui/MaterialTreeWidget.cpp
index 18b8da7e5c..02035f9157 100644
--- a/src/Mod/Material/Gui/MaterialTreeWidget.cpp
+++ b/src/Mod/Material/Gui/MaterialTreeWidget.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QContextMenuEvent>
 #include <QMenu>
-#endif
+
 
 #include <cstring>
 
diff --git a/src/Mod/Material/Gui/MaterialTreeWidgetPyImp.cpp b/src/Mod/Material/Gui/MaterialTreeWidgetPyImp.cpp
index c985d70364..7611085626 100644
--- a/src/Mod/Material/Gui/MaterialTreeWidgetPyImp.cpp
+++ b/src/Mod/Material/Gui/MaterialTreeWidgetPyImp.cpp
@@ -19,7 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
 
 #include <Gui/PythonWrapper.h>
 
diff --git a/src/Mod/Material/Gui/MaterialsEditor.cpp b/src/Mod/Material/Gui/MaterialsEditor.cpp
index e4f63a4809..de6c02561e 100644
--- a/src/Mod/Material/Gui/MaterialsEditor.cpp
+++ b/src/Mod/Material/Gui/MaterialsEditor.cpp
@@ -19,8 +19,6 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QColorDialog>
 #include <QDesktopServices>
 #include <QIODevice>
@@ -32,7 +30,7 @@
 #include <QTextStream>
 #include <QVariant>
 #include <limits>
-#endif
+
 
 #include <App/Application.h>
 #include <App/License.h>
diff --git a/src/Mod/Material/Gui/ModelSelect.cpp b/src/Mod/Material/Gui/ModelSelect.cpp
index cc4a81b575..6d2ca38437 100644
--- a/src/Mod/Material/Gui/ModelSelect.cpp
+++ b/src/Mod/Material/Gui/ModelSelect.cpp
@@ -19,13 +19,11 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QDesktopServices>
 #include <QItemSelectionModel>
 #include <QPushButton>
 #include <QString>
-#endif
+
 
 #include <App/Application.h>
 #include <Base/Interpreter.h>
diff --git a/src/Mod/Material/Gui/PreCompiled.cpp b/src/Mod/Material/Gui/PreCompiled.cpp
deleted file mode 100644
index 48eade6cc8..0000000000
--- a/src/Mod/Material/Gui/PreCompiled.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-/***************************************************************************
- *   Copyright (c) 2023 David Carter <dcarter@david.carter.ca>             *
- *                                                                         *
- *   This file is part of FreeCAD.                                         *
- *                                                                         *
- *   FreeCAD is free software: you can redistribute it and/or modify it    *
- *   under the terms of the GNU Lesser General Public License as           *
- *   published by the Free Software Foundation, either version 2.1 of the  *
- *   License, or (at your option) any later version.                       *
- *                                                                         *
- *   FreeCAD is distributed in the hope that it will be useful, but        *
- *   WITHOUT ANY WARRANTY; without even the implied warranty of            *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      *
- *   Lesser General Public License for more details.                       *
- *                                                                         *
- *   You should have received a copy of the GNU Lesser General Public      *
- *   License along with FreeCAD. If not, see                               *
- *   <https://www.gnu.org/licenses/>.                                      *
- *                                                                         *
- **************************************************************************/
-
-#include "PreCompiled.h"
diff --git a/src/Mod/Material/Gui/PreCompiled.h b/src/Mod/Material/Gui/PreCompiled.h
index d514bb4604..9ff1775908 100644
--- a/src/Mod/Material/Gui/PreCompiled.h
+++ b/src/Mod/Material/Gui/PreCompiled.h
@@ -28,7 +28,6 @@
 #include <windows.h>
 #endif
 
-#ifdef _PreComp_
 
 // standard
 #include <cmath>
@@ -49,6 +48,5 @@
 # include <Gui/InventorAll.h>
 
 
-#endif  //_PreComp_
 
 #endif  // MATGUI_PRECOMPILED_H
diff --git a/src/Mod/Material/Gui/TaskMigrateExternal.cpp b/src/Mod/Material/Gui/TaskMigrateExternal.cpp
index 11295e4ae1..d69150009a 100644
--- a/src/Mod/Material/Gui/TaskMigrateExternal.cpp
+++ b/src/Mod/Material/Gui/TaskMigrateExternal.cpp
@@ -20,10 +20,6 @@
  *                                                                         *
  ***************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
-
 #include <QFlags>
 
 #include <Base/Console.h>
diff --git a/src/Mod/Material/Gui/TextEdit.cpp b/src/Mod/Material/Gui/TextEdit.cpp
index aee64ea7b9..aa7660276e 100644
--- a/src/Mod/Material/Gui/TextEdit.cpp
+++ b/src/Mod/Material/Gui/TextEdit.cpp
@@ -19,11 +19,9 @@
  *                                                                         *
  **************************************************************************/
 
-#include "PreCompiled.h"
-#ifndef _PreComp_
 #include <QMenu>
 #include <QMessageBox>
-#endif
+
 
 #include <Gui/MainWindow.h>
 
diff --git a/src/Mod/Material/Gui/Workbench.cpp b/src/Mod/Material/Gui/Workbench.cpp
index ac79812837..ac9dadc3c6 100644
--- a/src/Mod/Material/Gui/Workbench.cpp
+++ b/src/Mod/Material/Gui/Workbench.cpp
@@ -20,7 +20,6 @@
  **************************************************************************/
 
 
-#include "PreCompiled.h"
 
 #include <Gui/MenuManager.h>
 #include <Gui/ToolBarManager.h>
diff --git a/src/Mod/Material/Gui/WorkbenchManipulator.cpp b/src/Mod/Material/Gui/WorkbenchManipulator.cpp
index 1fcdfc443f..691865b837 100644
--- a/src/Mod/Material/Gui/WorkbenchManipulator.cpp
+++ b/src/Mod/Material/Gui/WorkbenchManipulator.cpp
@@ -22,7 +22,6 @@
  **************************************************************************/
 
 
-#include "PreCompiled.h"
 #include "WorkbenchManipulator.h"
 #include <Gui/MenuManager.h>
 #include <Gui/ToolBarManager.h>
diff --git a/tests/src/Mod/Material/App/TestMaterialCards.cpp b/tests/src/Mod/Material/App/TestMaterialCards.cpp
index a4c9c4be50..d51aa9912f 100644
--- a/tests/src/Mod/Material/App/TestMaterialCards.cpp
+++ b/tests/src/Mod/Material/App/TestMaterialCards.cpp
@@ -22,10 +22,6 @@
 
 #include <gtest/gtest.h>
 
-#include <Mod/Material/App/PreCompiled.h>
-#ifndef _PreComp_
-#endif
-
 #include <QMetaType>
 #include <QString>
 
diff --git a/tests/src/Mod/Material/App/TestMaterialFilter.cpp b/tests/src/Mod/Material/App/TestMaterialFilter.cpp
index 568e7a134a..fdeba3e1ba 100644
--- a/tests/src/Mod/Material/App/TestMaterialFilter.cpp
+++ b/tests/src/Mod/Material/App/TestMaterialFilter.cpp
@@ -22,10 +22,6 @@
 
 #include "gtest/gtest.h"
 
-#include <Mod/Material/App/PreCompiled.h>
-#ifndef _PreComp_
-#endif
-
 #include <QMetaType>
 #include <QString>
 
diff --git a/tests/src/Mod/Material/App/TestMaterialProperties.cpp b/tests/src/Mod/Material/App/TestMaterialProperties.cpp
index 6fd60c6709..63dfe33cd7 100644
--- a/tests/src/Mod/Material/App/TestMaterialProperties.cpp
+++ b/tests/src/Mod/Material/App/TestMaterialProperties.cpp
@@ -22,10 +22,6 @@
 
 #include <gtest/gtest.h>
 
-#include <Mod/Material/App/PreCompiled.h>
-#ifndef _PreComp_
-#endif
-
 #include <memory>
 
 #include <QMetaType>
diff --git a/tests/src/Mod/Material/App/TestMaterialValue.cpp b/tests/src/Mod/Material/App/TestMaterialValue.cpp
index 9a6cbe79ef..8978993c15 100644
--- a/tests/src/Mod/Material/App/TestMaterialValue.cpp
+++ b/tests/src/Mod/Material/App/TestMaterialValue.cpp
@@ -22,10 +22,6 @@
 
 #include <gtest/gtest.h>
 
-#include <Mod/Material/App/PreCompiled.h>
-#ifndef _PreComp_
-#endif
-
 #include <QMetaType>
 #include <QString>
 
diff --git a/tests/src/Mod/Material/App/TestMaterials.cpp b/tests/src/Mod/Material/App/TestMaterials.cpp
index 7c3b31a6cf..f29b6b1c6b 100644
--- a/tests/src/Mod/Material/App/TestMaterials.cpp
+++ b/tests/src/Mod/Material/App/TestMaterials.cpp
@@ -22,10 +22,6 @@
 
 #include <gtest/gtest.h>
 
-#include <Mod/Material/App/PreCompiled.h>
-#ifndef _PreComp_
-#endif
-
 #include <QLocale>
 #include <QMetaType>
 #include <QString>
diff --git a/tests/src/Mod/Material/App/TestModel.cpp b/tests/src/Mod/Material/App/TestModel.cpp
index dde62d476d..e2de2e3733 100644
--- a/tests/src/Mod/Material/App/TestModel.cpp
+++ b/tests/src/Mod/Material/App/TestModel.cpp
@@ -22,10 +22,6 @@
 
 #include <gtest/gtest.h>
 
-#include <Mod/Material/App/PreCompiled.h>
-#ifndef _PreComp_
-#endif
-
 #include <QString>
 
 #include <App/Application.h>
diff --git a/tests/src/Mod/Material/App/TestModelProperties.cpp b/tests/src/Mod/Material/App/TestModelProperties.cpp
index 59fab7a253..05ae6f33a8 100644
--- a/tests/src/Mod/Material/App/TestModelProperties.cpp
+++ b/tests/src/Mod/Material/App/TestModelProperties.cpp
@@ -22,10 +22,6 @@
 
 #include <gtest/gtest.h>
 
-#include <Mod/Material/App/PreCompiled.h>
-#ifndef _PreComp_
-#endif
-
 #include <QMetaType>
 #include <QString>