diff --git a/extern/sdl4ogre/sdlinputwrapper.hpp b/extern/sdl4ogre/sdlinputwrapper.hpp
index 55c45316fc..eba2ed8d06 100644
--- a/extern/sdl4ogre/sdlinputwrapper.hpp
+++ b/extern/sdl4ogre/sdlinputwrapper.hpp
@@ -46,7 +46,7 @@ namespace SFO
         SFO::KeyListener* mKeyboardListener;
         SFO::WindowListener* mWindowListener;
 
-        typedef boost::unordered::unordered_map<SDL_Keycode, OIS::KeyCode> KeyMap;
+        typedef boost::unordered_map<SDL_Keycode, OIS::KeyCode> KeyMap;
         KeyMap mKeyMap;
 
         Uint16 mWarpX;