diff --git a/gamecore/modules/world/actors/actor2D.lua b/gamecore/modules/world/actors/actor2D.lua
index 27c2e46..d8c6be4 100644
--- a/gamecore/modules/world/actors/actor2D.lua
+++ b/gamecore/modules/world/actors/actor2D.lua
@@ -51,6 +51,8 @@ function Actor2D:initPhysics(x, y, w, h)
 
   self.xsp    = 0
   self.ysp    = 0
+
+  self:setFilter()
 end
 
 function Actor2D:register()
@@ -79,13 +81,20 @@ end
 -- MOVEMENT FUNCTIONS
 -- Basic functions from the movement.
 
+function Actor2D:setFilter()
+  -- Init the bump filter
+  self.filter = function(item, other)
+    return nil
+  end
+end
+
 function Actor2D:autoMove()
   self:move(self.x + self.xsp, self.y + self.ysp)
 end
 
 function Actor2D:move(newx, newy)
   local cols, colNumber
-  self.x, self.y, cols, colNumber = self.world:moveActor(self, newx, newy)
+  self.x, self.y, cols, colNumber = self.world:moveActor(self, newx, newy, self.filter)
 end
 
 -- DRAW FUNCTIONS