diff --git a/gamecore/modules/world/actors/actor2D.lua b/gamecore/modules/world/actors/actor2D.lua
index 3fea1fd..6465db6 100644
--- a/gamecore/modules/world/actors/actor2D.lua
+++ b/gamecore/modules/world/actors/actor2D.lua
@@ -103,7 +103,7 @@ end
 
 function Actor2D:move(dx, dy)
   local cols, colNumber
-  self.x, self.y, cols, colNumber = self.world:moveActor(self, newx, newy, self.filter)
+  self.x, self.y, cols, colNumber = self.world:moveActor(self, dx, dy, self.filter)
   return self.x, self.y, cols, colNumber
 end