diff --git a/apps/openmw/mwrender/renderingmanager.cpp b/apps/openmw/mwrender/renderingmanager.cpp
index 645c10667..176d179f4 100644
--- a/apps/openmw/mwrender/renderingmanager.cpp
+++ b/apps/openmw/mwrender/renderingmanager.cpp
@@ -210,7 +210,7 @@ namespace MWRender
         settings->setReceivesShadowTraversalMask(~0u);
 
         //settings->setShadowMapProjectionHint(osgShadow::ShadowSettings::PERSPECTIVE_SHADOW_MAP);
-        settings->setBaseShadowTextureUnit(8 - MWShadow::numberOfShadowMapsPerLight);
+        settings->setBaseShadowTextureUnit(MWShadow::baseShadowTextureUnit);
         //settings->setMinimumShadowMapNearFarRatio(0);
         settings->setNumShadowMapsPerLight(MWShadow::numberOfShadowMapsPerLight);
         //settings->setShadowMapProjectionHint(osgShadow::ShadowSettings::ORTHOGRAPHIC_SHADOW_MAP);
diff --git a/apps/openmw/mwrender/shadow.hpp b/apps/openmw/mwrender/shadow.hpp
index e8d5b1b51..445a7b0f5 100644
--- a/apps/openmw/mwrender/shadow.hpp
+++ b/apps/openmw/mwrender/shadow.hpp
@@ -13,6 +13,8 @@ namespace MWRender
 
         MWShadow();
 
+        const static int baseShadowTextureUnit = 8 - numberOfShadowMapsPerLight;
+
         virtual void cull(osgUtil::CullVisitor& cv);
     protected:
         const int debugTextureUnit;
diff --git a/apps/openmw/mwrender/sky.cpp b/apps/openmw/mwrender/sky.cpp
index 6c599fc3f..8eec3f30b 100644
--- a/apps/openmw/mwrender/sky.cpp
+++ b/apps/openmw/mwrender/sky.cpp
@@ -48,6 +48,7 @@
 
 #include "vismask.hpp"
 #include "renderbin.hpp"
+#include "shadow.hpp"
 
 namespace
 {
@@ -1122,7 +1123,9 @@ SkyManager::SkyManager(osg::Group* parentNode, Resource::SceneManager* sceneMana
     skyroot->setName("Sky Root");
     // Assign empty program to specify we don't want shaders
     // The shaders generated by the SceneManager can't handle everything we need
-    skyroot->getOrCreateStateSet()->setAttributeAndModes(new osg::Program(), osg::StateAttribute::OVERRIDE);
+    skyroot->getOrCreateStateSet()->setAttributeAndModes(new osg::Program(), osg::StateAttribute::OVERRIDE|osg::StateAttribute::PROTECTED|osg::StateAttribute::ON);
+    for (int i = MWShadow::baseShadowTextureUnit; i < MWShadow::baseShadowTextureUnit + MWShadow::numberOfShadowMapsPerLight; ++i)
+        skyroot->getOrCreateStateSet()->setTextureMode(i, GL_TEXTURE_2D, osg::StateAttribute::PROTECTED | osg::StateAttribute::OFF);
 
     skyroot->setNodeMask(Mask_Sky);
     parentNode->addChild(skyroot);