diff --git a/apps/openmw/mwmechanics/obstacle.cpp b/apps/openmw/mwmechanics/obstacle.cpp
index 3d8fe7919c..c8b548bad9 100644
--- a/apps/openmw/mwmechanics/obstacle.cpp
+++ b/apps/openmw/mwmechanics/obstacle.cpp
@@ -121,13 +121,13 @@ namespace MWMechanics
      * u = how long to move sideways
      *
      */
-    void ObstacleCheck::update(const MWWorld::Ptr& actor, float duration, float scaleMinimumDistance)
+    void ObstacleCheck::update(const MWWorld::Ptr& actor, float duration)
     {
         const MWWorld::Class& cls = actor.getClass();
         ESM::Position pos = actor.getRefData().getPosition();
 
         if(mDistSameSpot == -1)
-            mDistSameSpot = DIST_SAME_SPOT * cls.getSpeed(actor) * scaleMinimumDistance;
+            mDistSameSpot = DIST_SAME_SPOT * cls.getSpeed(actor);
 
         float distSameSpot = mDistSameSpot * duration;
 
diff --git a/apps/openmw/mwmechanics/obstacle.hpp b/apps/openmw/mwmechanics/obstacle.hpp
index d7e582f8c5..46c1bc83de 100644
--- a/apps/openmw/mwmechanics/obstacle.hpp
+++ b/apps/openmw/mwmechanics/obstacle.hpp
@@ -30,7 +30,7 @@ namespace MWMechanics
             bool isEvading() const;
 
             // Updates internal state, call each frame for moving actor
-            void update(const MWWorld::Ptr& actor, float duration, float scaleMinimumDistance = 1.0f);
+            void update(const MWWorld::Ptr& actor, float duration);
 
             // change direction to try to fix "stuck" actor
             void takeEvasiveAction(MWMechanics::Movement& actorMovement) const;