diff --git a/mgr/Dyson/Export/AgROOT.py b/mgr/Dyson/Export/AgROOT.py
index 8d393c4a2f..d73c195260 100644
--- a/mgr/Dyson/Export/AgROOT.py
+++ b/mgr/Dyson/Export/AgROOT.py
@@ -687,7 +687,7 @@ class StarGeometry {
         /// Construct geometry with the specified tag, and return wrapped in a TDataSet
         static TDataSet* Construct( const char* name = "%s");
         static bool      List     ( const char* name = "%s");
-        static void      Whitelist(       char* name, int value=1 ){ whitelist[std::string(name)]=value; }
+        static void      Whitelist( const char* name, int value=1 );
         static void      InitAgML ( const char* stacker="StarTGeoStacker");
         StarGeometry(){ /* nada */ };
         virtual ~StarGeometry(){ /* nada */ }
@@ -718,6 +718,8 @@ class Geometry : public StarGeometry {
 
         std::map<std::string,int> StarGeometry::whitelist= {{"all",1}};
         
+        void StarGeometry::Whitelist(const char* name, int value=1 ){ whitelist[name]=value; }
+
         TDataSet* StarGeometry::Construct( const char* name )
         {
         std::string tag = name;