diff --git a/src/modules/physics/box2d/wrap_Shape.cpp b/src/modules/physics/box2d/wrap_Shape.cpp
index d7ff5bb02..92e6a43fd 100644
--- a/src/modules/physics/box2d/wrap_Shape.cpp
+++ b/src/modules/physics/box2d/wrap_Shape.cpp
@@ -123,6 +123,7 @@ namespace box2d
 	int w_Shape_testSegment(lua_State * L)
 	{
 		Shape * t = luax_checkshape(L, 1);
+		lua_remove(L, 1);
 		return t->testSegment(L);
 	}