diff --git a/apps/openmw/mwrender/renderingmanager.cpp b/apps/openmw/mwrender/renderingmanager.cpp
index 0a82d67fb..a4ce92347 100644
--- a/apps/openmw/mwrender/renderingmanager.cpp
+++ b/apps/openmw/mwrender/renderingmanager.cpp
@@ -980,13 +980,11 @@ void RenderingManager::screenshot(Image &image, int w, int h)
 
     Ogre::PixelFormat pf = rt->suggestPixelFormat();
 
-    std::vector<Ogre::uchar> data;
-    data.resize(w * h * Ogre::PixelUtil::getNumElemBytes(pf));
-
-    Ogre::PixelBox pb(w, h, 1, pf, &data[0]);
-    rt->copyContentsToMemory(pb);
-
-    image.loadDynamicImage(&data[0], w, h, pf);
+    image.loadDynamicImage(
+        OGRE_ALLOC_T(Ogre::uchar, w * h * Ogre::PixelUtil::getNumElemBytes(pf), Ogre::MEMCATEGORY_GENERAL),
+        w, h, 1, pf, true // autoDelete=true, frees memory we allocate
+    );
+    rt->copyContentsToMemory(image.getPixelBox()); // getPixelBox returns a box sharing the same memory as the image
 
     Ogre::TextureManager::getSingleton().remove(tempName);
     mRendering.getCamera()->setAspectRatio(oldAspect);
diff --git a/libs/openengine/bullet/physic.cpp b/libs/openengine/bullet/physic.cpp
index 481b99bad..f124abb99 100644
--- a/libs/openengine/bullet/physic.cpp
+++ b/libs/openengine/bullet/physic.cpp
@@ -23,7 +23,7 @@ namespace Physic
         mBody = mEngine->createAndAdjustRigidBody(mMesh, mName, scale, position, rotation, &mBoxScaledTranslation, &mBoxRotation);
         mRaycastingBody = mEngine->createAndAdjustRigidBody(mMesh, mName, scale, position, rotation, &mBoxScaledTranslation, &mBoxRotation, true);
         Ogre::Quaternion inverse = mBoxRotation.Inverse();
-        mBoxRotationInverse = btQuaternion(inverse.x, inverse.y, inverse.z,inverse.w);
+        mBoxRotationInverse = Ogre::Quaternion(inverse.w, inverse.x, inverse.y,inverse.z);
         mEngine->addRigidBody(mBody, false, mRaycastingBody,true);  //Add rigid body to dynamics world, but do not add to object map
     }
 
@@ -85,8 +85,8 @@ namespace Physic
     Ogre::Quaternion PhysicActor::getRotation()
     {
         assert(mBody);
-        btQuaternion quat = mBody->getWorldTransform().getRotation() * mBoxRotationInverse;
-        return Ogre::Quaternion(quat.getW(), quat.getX(), quat.getY(), quat.getZ());
+        btQuaternion quat = mBody->getWorldTransform().getRotation();
+        return Ogre::Quaternion(quat.getW(), quat.getX(), quat.getY(), quat.getZ()) * mBoxRotationInverse;
     }
 
     void PhysicActor::setScale(float scale){
diff --git a/libs/openengine/bullet/physic.hpp b/libs/openengine/bullet/physic.hpp
index 6cd7244b8..4ef611dc8 100644
--- a/libs/openengine/bullet/physic.hpp
+++ b/libs/openengine/bullet/physic.hpp
@@ -162,7 +162,7 @@ namespace Physic
 
         Ogre::Vector3 mBoxScaledTranslation;
         Ogre::Quaternion mBoxRotation;
-        btQuaternion mBoxRotationInverse;
+        Ogre::Quaternion mBoxRotationInverse;
 
         Ogre::Vector3 mForce;
         bool mOnGround;