diff --git a/src/Mod/Fem/App/FemPostFilter.cpp b/src/Mod/Fem/App/FemPostFilter.cpp
index 0d8170a359..25e8f77aae 100644
--- a/src/Mod/Fem/App/FemPostFilter.cpp
+++ b/src/Mod/Fem/App/FemPostFilter.cpp
@@ -23,6 +23,7 @@
 #include "PreCompiled.h"
 
 #ifndef _PreComp_
+# include <Python.h>
 # include <vtkPointData.h>
 #endif
 
diff --git a/src/Mod/Fem/App/FemPostPipeline.cpp b/src/Mod/Fem/App/FemPostPipeline.cpp
index e66134ba59..9f7b9e6675 100644
--- a/src/Mod/Fem/App/FemPostPipeline.cpp
+++ b/src/Mod/Fem/App/FemPostPipeline.cpp
@@ -23,6 +23,7 @@
 #include "PreCompiled.h"
 
 #ifndef _PreComp_
+# include <Python.h>
 # include <vtkAppendFilter.h>
 # include <vtkDataSetReader.h>
 # include <vtkImageData.h>
diff --git a/src/Mod/Fem/App/FemPostPipelinePyImp.cpp b/src/Mod/Fem/App/FemPostPipelinePyImp.cpp
index e6ad531271..e77c9751f8 100644
--- a/src/Mod/Fem/App/FemPostPipelinePyImp.cpp
+++ b/src/Mod/Fem/App/FemPostPipelinePyImp.cpp
@@ -21,6 +21,9 @@
  ***************************************************************************/
 
 #include "PreCompiled.h"
+#ifndef _PreComp_
+# include <Python.h>
+#endif
 
 #include <Base/FileInfo.h>
 
diff --git a/src/Mod/Fem/App/FemVTKTools.cpp b/src/Mod/Fem/App/FemVTKTools.cpp
index 36bf4b109a..4fafe015b2 100644
--- a/src/Mod/Fem/App/FemVTKTools.cpp
+++ b/src/Mod/Fem/App/FemVTKTools.cpp
@@ -28,6 +28,7 @@
 # include <cstdlib>
 # include <map>
 # include <memory>
+# include <Python.h>
 
 # include <SMESH_Mesh.hxx>
 # include <SMESHDS_Mesh.hxx>
diff --git a/src/Mod/Fem/App/PropertyPostDataObject.cpp b/src/Mod/Fem/App/PropertyPostDataObject.cpp
index 8571a851bb..8e3c7016a1 100644
--- a/src/Mod/Fem/App/PropertyPostDataObject.cpp
+++ b/src/Mod/Fem/App/PropertyPostDataObject.cpp
@@ -23,6 +23,7 @@
 #include "PreCompiled.h"
 
 #ifndef _PreComp_
+# include <Python.h>
 # include <vtkCompositeDataSet.h>
 # include <vtkMultiBlockDataSet.h>
 # include <vtkMultiPieceDataSet.h>