diff --git a/src/Base/PythonTypeExt.cpp b/src/Base/PythonTypeExt.cpp
index 280717e421..6054a9e764 100644
--- a/src/Base/PythonTypeExt.cpp
+++ b/src/Base/PythonTypeExt.cpp
@@ -22,6 +22,7 @@
  *                                                                         *
  **************************************************************************/
 
+#include "PreCompiled.h"
 #include <CXX/Extensions.hxx>
 
 #include <Base/PythonTypeExt.h>
diff --git a/src/Gui/CommandActionPy.cpp b/src/Gui/CommandActionPy.cpp
index 11d263524a..3ca1a46d04 100644
--- a/src/Gui/CommandActionPy.cpp
+++ b/src/Gui/CommandActionPy.cpp
@@ -21,6 +21,7 @@
  *                                                                         *
  **************************************************************************/
 
+#include "PreCompiled.h"
 #include <Base/PythonTypeExt.h>
 
 #include "Command.h"