diff --git a/apps/openmw/mwmechanics/aicombat.cpp b/apps/openmw/mwmechanics/aicombat.cpp
index d0555cdc3..fdaec28b4 100644
--- a/apps/openmw/mwmechanics/aicombat.cpp
+++ b/apps/openmw/mwmechanics/aicombat.cpp
@@ -392,7 +392,7 @@ namespace MWMechanics
         else // remote pathfinding
         {
             bool preferShortcut = false;
-            bool inLOS;
+            bool inLOS = MWBase::Environment::get().getWorld()->getLOS(actor, mTarget);
 
             if(mReadyToAttack) isStuck = false;
 			
@@ -400,7 +400,7 @@ namespace MWMechanics
             if(!isStuck 
                 && (!mForceNoShortcut
                 || (Ogre::Vector3(mShortcutFailPos.pos) - vActorPos).length() >= PATHFIND_SHORTCUT_RETRY_DIST)
-                && (inLOS = MWBase::Environment::get().getWorld()->getLOS(actor, mTarget)))
+                && inLOS)
             {
                 if(speed == 0.0f) speed = actorCls.getSpeed(actor);
                 // maximum dist before pit/obstacle for actor to avoid them depending on his speed
@@ -437,7 +437,7 @@ namespace MWMechanics
                 if(inLOS && mPathFinder.getPath().size() > 1)
                 {
                     // get point just before target
-                    std::list<ESM::Pathgrid::Point>::iterator pntIter = --mPathFinder.getPath().end();
+                    std::list<ESM::Pathgrid::Point>::const_iterator pntIter = --mPathFinder.getPath().end();
                     --pntIter;
                     Ogre::Vector3 vBeforeTarget = Ogre::Vector3(pntIter->mX, pntIter->mY, pntIter->mZ);
 
diff --git a/apps/openmw/mwmechanics/aiwander.cpp b/apps/openmw/mwmechanics/aiwander.cpp
index 7120ff5af..f95c858c9 100644
--- a/apps/openmw/mwmechanics/aiwander.cpp
+++ b/apps/openmw/mwmechanics/aiwander.cpp
@@ -539,14 +539,14 @@ namespace MWMechanics
     }
 
     void AiWander::trimAllowedNodes(std::vector<ESM::Pathgrid::Point>& nodes,
-                                    const PathFinder& pathfinder)
+                                    PathFinder& pathfinder)
     {
         // TODO: how to add these back in once the door opens?
         // Idea: keep a list of detected closed doors (see aicombat.cpp)
         // Every now and then check whether one of the doors is opened. (maybe
         // at the end of playing idle?) If the door is opened then re-calculate
         // allowed nodes starting from the spawn point.
-        std::list<ESM::Pathgrid::Point> paths = pathfinder.getPath();
+        std::list<ESM::Pathgrid::Point>& paths = pathfinder.getPath();
         while(paths.size() >= 2)
         {
             ESM::Pathgrid::Point pt = paths.back();
diff --git a/apps/openmw/mwmechanics/aiwander.hpp b/apps/openmw/mwmechanics/aiwander.hpp
index 2975c8315..3be74010d 100644
--- a/apps/openmw/mwmechanics/aiwander.hpp
+++ b/apps/openmw/mwmechanics/aiwander.hpp
@@ -77,7 +77,7 @@ namespace MWMechanics
             ESM::Pathgrid::Point mCurrentNode;
             bool mTrimCurrentNode;
             void trimAllowedNodes(std::vector<ESM::Pathgrid::Point>& nodes,
-                                  const PathFinder& pathfinder);
+                                  PathFinder& pathfinder);
 
             PathFinder mPathFinder;
 
diff --git a/apps/openmw/mwmechanics/pathfinding.hpp b/apps/openmw/mwmechanics/pathfinding.hpp
index 97bb88c52..ec9c86754 100644
--- a/apps/openmw/mwmechanics/pathfinding.hpp
+++ b/apps/openmw/mwmechanics/pathfinding.hpp
@@ -57,7 +57,7 @@ namespace MWMechanics
                 return mPath.size();
             }
 
-            std::list<ESM::Pathgrid::Point> getPath() const
+            std::list<ESM::Pathgrid::Point>& getPath()
             {
                 return mPath;
             }