diff --git a/apps/openmw/mwbase/world.hpp b/apps/openmw/mwbase/world.hpp
index 1d6b290c80..f3b817e516 100644
--- a/apps/openmw/mwbase/world.hpp
+++ b/apps/openmw/mwbase/world.hpp
@@ -104,7 +104,7 @@ namespace MWBase
 
             virtual void getTriangleBatchCount(unsigned int &triangles, unsigned int &batches) = 0;
 
-            virtual MWWorld::Fallback *getFallback () = 0;
+            virtual const MWWorld::Fallback *getFallback () const = 0;
 
             virtual MWWorld::Player& getPlayer() = 0;
 
@@ -139,7 +139,7 @@ namespace MWBase
 
             virtual char getGlobalVariableType (const std::string& name) const = 0;
             ///< Return ' ', if there is no global variable with this name.
-            
+
             virtual std::vector<std::string> getGlobals () const = 0;
 
             virtual std::string getCurrentCellName() const = 0;
@@ -296,7 +296,7 @@ namespace MWBase
             virtual void changeVanityModeScale(float factor) = 0;
 
             virtual void renderPlayer() = 0;
-            
+
             virtual void setupExternalRendering (MWRender::ExternalRendering& rendering) = 0;
 
             virtual int canRest() = 0;
diff --git a/apps/openmw/mwgui/charactercreation.cpp b/apps/openmw/mwgui/charactercreation.cpp
index 5bc89fbd1b..0cc12170ac 100644
--- a/apps/openmw/mwgui/charactercreation.cpp
+++ b/apps/openmw/mwgui/charactercreation.cpp
@@ -26,7 +26,7 @@ namespace
     const ESM::Class::Specialization mSpecializations[3]={ESM::Class::Combat, ESM::Class::Magic, ESM::Class::Stealth}; // The specialization for each answer
     Step sGenerateClassSteps(int number) {
         number++;
-        MWWorld::Fallback* fallback=MWBase::Environment::get().getWorld()->getFallback();
+        const MWWorld::Fallback* fallback=MWBase::Environment::get().getWorld()->getFallback();
         Step step = {fallback->getFallbackString("Question_"+boost::lexical_cast<std::string>(number)+"_Question"),
         {fallback->getFallbackString("Question_"+boost::lexical_cast<std::string>(number)+"_AnswerOne"),
         fallback->getFallbackString("Question_"+boost::lexical_cast<std::string>(number)+"_AnswerTwo"),
diff --git a/apps/openmw/mwrender/sky.cpp b/apps/openmw/mwrender/sky.cpp
index ff2ef2a4f7..94af3521b3 100644
--- a/apps/openmw/mwrender/sky.cpp
+++ b/apps/openmw/mwrender/sky.cpp
@@ -268,7 +268,7 @@ void SkyManager::create()
     mLightning->setVisible (false);
     mLightning->setDiffuseColour (ColourValue(3,3,3));
 
-    MWWorld::Fallback* fallback=MWBase::Environment::get().getWorld()->getFallback();
+    const MWWorld::Fallback* fallback=MWBase::Environment::get().getWorld()->getFallback();
     mSecunda = new Moon("secunda_texture", /*0.5*/fallback->getFallbackFloat("Moons_Secunda_Size")/100, Vector3(-0.4, 0.4, 0.5), mRootNode, "openmw_moon");
     mSecunda->setType(Moon::Type_Secunda);
     mSecunda->setRenderQueue(RQG_SkiesEarly+4);
@@ -371,7 +371,7 @@ int SkyManager::getSecundaPhase() const
 void SkyManager::update(float duration)
 {
     if (!mEnabled) return;
-    MWWorld::Fallback* fallback=MWBase::Environment::get().getWorld()->getFallback();
+    const MWWorld::Fallback* fallback=MWBase::Environment::get().getWorld()->getFallback();
     mCamera->getParentSceneNode ()->needUpdate ();
     mRootNode->setPosition(mCamera->getDerivedPosition());
 
diff --git a/apps/openmw/mwworld/worldimp.cpp b/apps/openmw/mwworld/worldimp.cpp
index 63e0f14d63..0a874513c3 100644
--- a/apps/openmw/mwworld/worldimp.cpp
+++ b/apps/openmw/mwworld/worldimp.cpp
@@ -262,7 +262,7 @@ namespace MWWorld
         return 0;
     }
 
-    MWWorld::Fallback *World::getFallback ()
+    const MWWorld::Fallback *World::getFallback() const
     {
         return &mFallback;
     }
diff --git a/apps/openmw/mwworld/worldimp.hpp b/apps/openmw/mwworld/worldimp.hpp
index d2db653db1..24565029fc 100644
--- a/apps/openmw/mwworld/worldimp.hpp
+++ b/apps/openmw/mwworld/worldimp.hpp
@@ -133,7 +133,7 @@ namespace MWWorld
 
             virtual void getTriangleBatchCount(unsigned int &triangles, unsigned int &batches);
 
-            virtual Fallback *getFallback ();
+            virtual const Fallback *getFallback() const;
 
             virtual Player& getPlayer();