diff --git a/src/Mod/Fem/App/CMakeLists.txt b/src/Mod/Fem/App/CMakeLists.txt
index abf59e7ebf..92fe5126f8 100644
--- a/src/Mod/Fem/App/CMakeLists.txt
+++ b/src/Mod/Fem/App/CMakeLists.txt
@@ -46,11 +46,16 @@ generate_from_xml(FemPostPipelinePy)
 SET(Python_SRCS
     FemMeshPy.xml
     FemMeshPyImp.cpp
-    FemPostPipelinePy.xml
-    FemPostPipelinePyImp.cpp
     HypothesisPy.cpp
     HypothesisPy.h
 )
+if(BUILD_FEM_VTK)
+SET(Python_SRCS
+    ${Python_SRCS}
+    FemPostPipelinePy.xml
+    FemPostPipelinePyImp.cpp
+)
+endif(BUILD_FEM_VTK)
 SOURCE_GROUP("Python" FILES ${Python_SRCS})
 
 SET(Mod_SRCS