diff --git a/src/TwoPhaseFlowSimulation/TwoPhaseFlowSimulationModule.cc b/src/TwoPhaseFlowSimulation/TwoPhaseFlowSimulationModule.cc
index c7821b5..80185f6 100644
--- a/src/TwoPhaseFlowSimulation/TwoPhaseFlowSimulationModule.cc
+++ b/src/TwoPhaseFlowSimulation/TwoPhaseFlowSimulationModule.cc
@@ -314,9 +314,9 @@ _initGroup()
     auto groupCreator(options() -> groupCreator()) ;
     groupCreator -> init() ;
     groupCreator -> prepare() ;
-    groupCreator -> apply() ;
     // Group creation add new Geometry properties: need to update GeometryMng
     _updateGeometry();
+    groupCreator -> apply() ;
 }
 
 /*---------------------------------------------------------------------------*/