diff --git a/apps/openmw/mwworld/class.hpp b/apps/openmw/mwworld/class.hpp
index d3d75aa935..7e49fad61b 100644
--- a/apps/openmw/mwworld/class.hpp
+++ b/apps/openmw/mwworld/class.hpp
@@ -6,7 +6,6 @@
 #include <string>
 #include <vector>
 
-#include <osg/Quat>
 #include <osg/Vec4f>
 
 #include "doorstate.hpp"
@@ -16,9 +15,13 @@
 #include "../mwmechanics/damagesourcetype.hpp"
 
 #include <components/esm/refid.hpp>
-#include <components/esm3/loadskil.hpp>
 #include <components/vfs/pathutil.hpp>
 
+namespace osg
+{
+    class Quat;
+}
+
 namespace ESM
 {
     struct ObjectState;