diff --git a/libs/openengine/ogre/selectionbuffer.cpp b/libs/openengine/ogre/selectionbuffer.cpp
index 3ecb99f3b..8dd12b653 100644
--- a/libs/openengine/ogre/selectionbuffer.cpp
+++ b/libs/openengine/ogre/selectionbuffer.cpp
@@ -73,7 +73,7 @@ namespace Render
                 int id = Ogre::any_cast<int>(subEntity->getParent ()->getUserObjectBindings().getUserAny());
                 bool found = false;
                 Ogre::ColourValue colour;
-                for (std::map<Ogre::ColourValue, int>::iterator it = mColourMap.begin(); it != mColourMap.end(); ++it)
+                for (std::map<Ogre::ColourValue, int, cmp_ColourValue>::iterator it = mColourMap.begin(); it != mColourMap.end(); ++it)
                 {
                     if (it->second == id)
                     {