diff --git a/DDCore/include/DD4hep/Plugins_ROOT5.inl b/DDCore/include/DD4hep/Plugins_ROOT5.inl
index 9a788c910c75bb42fc9a62574267ca3efa75449f..f601084f197a50f169b0986102c74babe2f0ae33 100644
--- a/DDCore/include/DD4hep/Plugins_ROOT5.inl
+++ b/DDCore/include/DD4hep/Plugins_ROOT5.inl
@@ -14,7 +14,9 @@
 #include <list>
 #include <vector>
 
-#define   Reflex_CollectionProxy 1
+#ifdef __APPLE__
+#define Reflex_CollectionProxy 1
+#endif
 
 #include "DD4hep/Printout.h"
 #include "Reflex/PluginService.h"
diff --git a/DDG4/src/Geant4Plugins.cpp b/DDG4/src/Geant4Plugins.cpp
index 31c386753c77f0e9583946cd0a79d455c9e2a216..891621a4819a353463271ba0c0d7e45af856e771 100644
--- a/DDG4/src/Geant4Plugins.cpp
+++ b/DDG4/src/Geant4Plugins.cpp
@@ -6,7 +6,6 @@
 //  Author     : M.Frank
 //
 //====================================================================
-
 #include "DD4hep/Plugins.inl"
 #include "DDG4/Factories.h"
 #include "DDG4/Geant4SensDetAction.h"