diff --git a/FreeCAD.spec b/FreeCAD.spec
index aa50f31..97b88fb 100644
--- a/FreeCAD.spec
+++ b/FreeCAD.spec
@@ -117,6 +117,7 @@ rm src/3rdparty/Pivy-0.5 -fr
 %build
 mkdir build && cd build
 # cmake macro would set standard libdir
+# it needs an older specific zipios version  -DFREECAD_USE_EXTERNAL_ZIPIOS=TRUE 
 cmake \
   -DCMAKE_INSTALL_PREFIX=%{_libdir}/%{name} \
   -DCMAKE_INSTALL_DATADIR=%{_datadir}/%{name} \
@@ -126,7 +127,6 @@ cmake \
   -DOCC_INCLUDE_DIR=%{_includedir}/oce \
   -DRESOURCEDIR=%{_datadir}/%{name} \
   -DCMAKE_BUILD_TYPE=Release \
-  -DFREECAD_USE_EXTERNAL_ZIPIOS=TRUE \
 %if %{with netgen}
   -DBUILD_FEM_NETGEN=ON \
 %else