diff --git a/src/Base/Axis.cpp b/src/Base/Axis.cpp
index 6ec1c9ecce..e1a1438b22 100644
--- a/src/Base/Axis.cpp
+++ b/src/Base/Axis.cpp
@@ -21,8 +21,6 @@
  ***************************************************************************/
 
 #include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
 
 #include "Axis.h"
 
diff --git a/src/Base/FileTemplate.cpp b/src/Base/FileTemplate.cpp
index 5afcd86541..ee4028e7a5 100644
--- a/src/Base/FileTemplate.cpp
+++ b/src/Base/FileTemplate.cpp
@@ -23,10 +23,6 @@
 
 #include "PreCompiled.h"
 
-#ifndef _PreComp_
-#endif
-
-/// Here the FreeCAD includes sorted by Base,App,Gui......
 #include "FileTemplate.h"
 
 
diff --git a/src/Base/Placement.cpp b/src/Base/Placement.cpp
index 4b9c36efc1..9128ecc381 100644
--- a/src/Base/Placement.cpp
+++ b/src/Base/Placement.cpp
@@ -21,8 +21,6 @@
  ***************************************************************************/
 
 #include "PreCompiled.h"
-#ifndef _PreComp_
-#endif
 
 #include "Placement.h"
 #include "Rotation.h"
diff --git a/src/Base/Writer.cpp b/src/Base/Writer.cpp
index be51abd4b5..1150703f5f 100644
--- a/src/Base/Writer.cpp
+++ b/src/Base/Writer.cpp
@@ -23,9 +23,6 @@
 
 #include "PreCompiled.h"
 
-#ifndef _PreComp_
-#endif
-
 /// Here the FreeCAD includes sorted by Base,App,Gui......
 #include "Writer.h"
 #include "Persistence.h"