diff --git a/code/ryzom/client/src/interface_v3/chat_window.cpp b/code/ryzom/client/src/interface_v3/chat_window.cpp
index 3351e59ff..62548652e 100644
--- a/code/ryzom/client/src/interface_v3/chat_window.cpp
+++ b/code/ryzom/client/src/interface_v3/chat_window.cpp
@@ -1340,9 +1340,9 @@ static ucstring getFreeTellerName(CInterfaceElement *pCaller)
 	if (!pCaller) return ucstring();
 	CChatGroupWindow *cgw = PeopleInterraction.getChatGroupWindow();
 	if (!cgw) return ucstring();
-	CGroupContainer *freeTeller = pCaller->getParentContainer();
+	CInterfaceGroup *freeTeller = pCaller->getParentContainer();
 	if (!freeTeller) return ucstring();
-	return cgw->getFreeTellerName(freeTeller->getId());
+	return cgw->getFreeTellerName( freeTeller->getId() );
 }
 
 // ***************************************************************************************
@@ -1394,10 +1394,10 @@ public:
 			}
 			if (pCaller)
 			{
-				CGroupContainer *win = prevCaller->getParentContainer();
+				CInterfaceGroup *win = prevCaller->getParentContainer();
 				if (win)
 				{
-					win->setActive(false);
+					static_cast< CGroupContainer* >( win )->setActive(false);
 				}
 			}
 		}
diff --git a/code/ryzom/client/src/interface_v3/group_map.cpp b/code/ryzom/client/src/interface_v3/group_map.cpp
index f6653d8ab..13588c436 100644
--- a/code/ryzom/client/src/interface_v3/group_map.cpp
+++ b/code/ryzom/client/src/interface_v3/group_map.cpp
@@ -2165,7 +2165,7 @@ void CGroupMap::setMap(SMap *map)
 		_MapMaterial.setTexture(1, NULL);
 
 	// disable the map_back button for islands (islands can't be seen on the world map)
-	CGroupContainer *gc = getParentContainer();
+	CInterfaceGroup *gc = getParentContainer();
 	if (gc)
 	{
 		CCtrlBase *mapBack = gc->getCtrl("map_back");
diff --git a/code/ryzom/client/src/interface_v3/interface_element.cpp b/code/ryzom/client/src/interface_v3/interface_element.cpp
index b0145363e..a66b5881b 100644
--- a/code/ryzom/client/src/interface_v3/interface_element.cpp
+++ b/code/ryzom/client/src/interface_v3/interface_element.cpp
@@ -19,7 +19,6 @@
 #include "nel/gui/view_renderer.h"
 #include "widget_manager.h"
 #include "nel/gui/db_manager.h"
-#include "group_container.h"
 #include "interface_link.h"
 #include "nel/misc/xml_auto_ptr.h"
 #include "nel/gui/lua_ihm.h"
@@ -852,13 +851,15 @@ CInterfaceElement* CInterfaceElement::getMasterGroup() const
 }
 
 // ------------------------------------------------------------------------------------------------
-CGroupContainer *CInterfaceElement::getParentContainer()
+CInterfaceGroup* CInterfaceElement::getParentContainer()
 {
 	CInterfaceElement *parent = this;
 	while (parent)
 	{
-		CGroupContainer *gc = dynamic_cast<CGroupContainer *>(parent);
-		if (gc) return gc;
+		CInterfaceGroup *gc = dynamic_cast< CInterfaceGroup* >( parent );
+		if( ( gc != NULL ) && gc->isGroupContainer() )
+			return gc;
+
 		parent = parent->getParent();
 	}
 	return NULL;
diff --git a/code/ryzom/client/src/interface_v3/interface_element.h b/code/ryzom/client/src/interface_v3/interface_element.h
index 72663f09a..49c584462 100644
--- a/code/ryzom/client/src/interface_v3/interface_element.h
+++ b/code/ryzom/client/src/interface_v3/interface_element.h
@@ -28,11 +28,6 @@
 
 using namespace NLGUI;
 
-// ----------------------------------------------------------------------------
-class CInterfaceGroup;
-
-// ----------------------------------------------------------------------------
-
 class CInterfaceLink;
 class CInterfaceElement;
 class CInterfaceGroup;
@@ -147,7 +142,7 @@ public:
 	CInterfaceElement* getMasterGroup() const;
 
 	// get a possible group container
-	CGroupContainer *getParentContainer();
+	CInterfaceGroup* getParentContainer();
 
 	bool getActive() const { return _Active; }
 
diff --git a/code/ryzom/client/src/r2/tool.cpp b/code/ryzom/client/src/r2/tool.cpp
index fd42ca4ef..23706d9f2 100644
--- a/code/ryzom/client/src/r2/tool.cpp
+++ b/code/ryzom/client/src/r2/tool.cpp
@@ -225,8 +225,9 @@ CGroupContainer *CTool::isMouseOnContainer()
 	if (groupsUnder.empty()) return NULL;
 	for(uint k = 0; k < groupsUnder.size(); ++k)
 	{
-		CGroupContainer *gc = groupsUnder[k]->getParentContainer();
-		if (gc) return gc;
+		CInterfaceGroup* gc = groupsUnder[k]->getParentContainer();
+		if (gc)
+			return static_cast< CGroupContainer* >( gc );
 	}
 	return NULL;
 }