diff --git a/apps/openmw/mwbase/mechanicsmanager.hpp b/apps/openmw/mwbase/mechanicsmanager.hpp
index 1d3619d3da..7889988e9e 100644
--- a/apps/openmw/mwbase/mechanicsmanager.hpp
+++ b/apps/openmw/mwbase/mechanicsmanager.hpp
@@ -6,6 +6,8 @@
 #include <list>
 #include <stdint.h>
 
+#include "../mwworld/ptr.hpp"
+
 namespace osg
 {
     class Vec3f;
@@ -211,6 +213,8 @@ namespace MWBase
 
             /// Has the player stolen this item from the given owner?
             virtual bool isItemStolenFrom(const std::string& itemid, const std::string& ownerid) = 0;
+            
+            virtual bool isAllowedToUse (const MWWorld::Ptr& ptr, const MWWorld::CellRef& cellref, MWWorld::Ptr& victim) = 0;
     };
 }
 
diff --git a/apps/openmw/mwgui/tooltips.cpp b/apps/openmw/mwgui/tooltips.cpp
index 51bdd97f96..40df4a4b45 100644
--- a/apps/openmw/mwgui/tooltips.cpp
+++ b/apps/openmw/mwgui/tooltips.cpp
@@ -17,7 +17,6 @@
 #include "../mwworld/class.hpp"
 #include "../mwworld/esmstore.hpp"
 #include "../mwmechanics/spellcasting.hpp"
-#include "../mwmechanics/mechanicsmanagerimp.hpp"
 
 #include "mapwindow.hpp"
 #include "inventorywindow.hpp"
@@ -364,7 +363,7 @@ namespace MWGui
                 MWWorld::Ptr ptr = MWBase::Environment::get().getWorld()->getPlayerPtr();
                 MWWorld::Ptr victim;
                 
-                MWMechanics::MechanicsManager* mm = new MWMechanics::MechanicsManager;
+                MWBase::MechanicsManager* mm = MWBase::Environment::get().getMechanicsManager();
                 bool allowed = mm->isAllowedToUse(ptr, cellref, victim); // 0 - owned, 1 - not owned
 
                 wm->setCrosshairOwned(!allowed);