diff --git a/FreeCAD.spec b/FreeCAD.spec
index a5d20fb..74b4127 100644
--- a/FreeCAD.spec
+++ b/FreeCAD.spec
@@ -173,15 +173,10 @@ cmake \
   -DOCC_INCLUDE_DIR=%{_includedir}/opencascade \
   -DRESOURCEDIR=%{_datadir}/%{name} \
   -DCMAKE_BUILD_TYPE=Release \
-  -DCMAKE_CXX_FLAGS="-fpermissive -fno-strict-aliasing" \
-%if 0%{?suse_version} >= 1330
-  -DPYTHON_EXECUTABLE=/usr/bin/python3 \
-  -DSHIBOKEN_INCLUDE_DIR=/usr/include/shiboken2/ \
-  -DPYSIDE_INCLUDE_DIR=/usr/include/PySide2/ \
-  -DBUILD_QT5=ON \
-%else
-  -DPYCXX_INCLUDE_DIR:PATH=%{_includedir}/python2.7 \
-  -DPYCXX_SOURCE_DIR:PATH=%{_datadir}/python2.7/CXX \
+  -DBUILD_FEM_NETGEN=OFF \
+%if 0%{?suse_version} >= 1500
+  -DBUILD_START=OFF \
+  -DBUILD_WEB=OFF \
 %endif
   -DFREECAD_USE_EXTERNAL_PIVY:BOOL=TRUE \
   -DBUILD_MESH_PART:BOOL=ON \