diff --git a/apps/openmw/mwphysics/actor.cpp b/apps/openmw/mwphysics/actor.cpp
index d18dfbcfc2..91c4f799ab 100644
--- a/apps/openmw/mwphysics/actor.cpp
+++ b/apps/openmw/mwphysics/actor.cpp
@@ -18,7 +18,7 @@ namespace MWPhysics
 
 Actor::Actor(const MWWorld::Ptr& ptr, osg::ref_ptr<const Resource::BulletShape> shape, btCollisionWorld* world)
   : mCanWaterWalk(false), mWalkingOnWater(false)
-  , mCollisionObject(0), mForce(0.f, 0.f, 0.f), mOnGround(false), mOnSlope(false)
+  , mCollisionObject(0), mForce(0.f, 0.f, 0.f), mOnGround(true), mOnSlope(false)
   , mInternalCollisionMode(true)
   , mExternalCollisionMode(true)
   , mCollisionWorld(world)