diff --git a/src/modules/physics/box2d/wrap_Fixture.cpp b/src/modules/physics/box2d/wrap_Fixture.cpp
index 41f89023a..8555811f6 100644
--- a/src/modules/physics/box2d/wrap_Fixture.cpp
+++ b/src/modules/physics/box2d/wrap_Fixture.cpp
@@ -152,7 +152,7 @@ namespace box2d
 	{
 		Fixture * t = luax_checkfixture(L, 1);
 		lua_remove(L, 1);
-		return t->rayCast(L);
+		ASSERT_GUARD(return t->rayCast(L);)
 	}
 
 	int w_Fixture_setFilterData(lua_State * L)
diff --git a/src/modules/physics/box2d/wrap_Fixture.h b/src/modules/physics/box2d/wrap_Fixture.h
index a9f3f89d8..516c17201 100644
--- a/src/modules/physics/box2d/wrap_Fixture.h
+++ b/src/modules/physics/box2d/wrap_Fixture.h
@@ -24,6 +24,7 @@
 // LOVE
 #include <common/runtime.h>
 #include "Fixture.h"
+#include "wrap_Physics.h"
 
 namespace love
 {
diff --git a/src/modules/physics/box2d/wrap_Physics.h b/src/modules/physics/box2d/wrap_Physics.h
index a7ac761fb..fa8cccf86 100644
--- a/src/modules/physics/box2d/wrap_Physics.h
+++ b/src/modules/physics/box2d/wrap_Physics.h
@@ -59,7 +59,7 @@ namespace box2d
 	int w_newCircleShape(lua_State * L);
 	int w_newRectangleShape(lua_State * L);
 	int w_newPolygonShape(lua_State * L);
-    int w_newEdgeShape(lua_State * L);
+	int w_newEdgeShape(lua_State * L);
 	int w_newChainShape(lua_State * L);
 	int w_newDistanceJoint(lua_State * L);
 	int w_newMouseJoint(lua_State * L);
diff --git a/src/modules/physics/box2d/wrap_Shape.cpp b/src/modules/physics/box2d/wrap_Shape.cpp
index 10790c3f1..cca6f2efa 100644
--- a/src/modules/physics/box2d/wrap_Shape.cpp
+++ b/src/modules/physics/box2d/wrap_Shape.cpp
@@ -74,7 +74,7 @@ namespace box2d
 	{
 		Shape * t = luax_checkshape(L, 1);
 		lua_remove(L, 1);
-		return t->rayCast(L);
+		ASSERT_GUARD(return t->rayCast(L);)
 	}
 
 	int w_Shape_computeAABB(lua_State * L)
diff --git a/src/modules/physics/box2d/wrap_Shape.h b/src/modules/physics/box2d/wrap_Shape.h
index a54fb74b4..312075f3d 100644
--- a/src/modules/physics/box2d/wrap_Shape.h
+++ b/src/modules/physics/box2d/wrap_Shape.h
@@ -24,6 +24,7 @@
 // LOVE
 #include <common/runtime.h>
 #include "Shape.h"
+#include "wrap_Physics.h"
 
 namespace love
 {
diff --git a/src/modules/physics/box2d/wrap_World.cpp b/src/modules/physics/box2d/wrap_World.cpp
index 94189ffbb..c509a2c7c 100644
--- a/src/modules/physics/box2d/wrap_World.cpp
+++ b/src/modules/physics/box2d/wrap_World.cpp
@@ -159,7 +159,7 @@ namespace box2d
 	{
 		World * t = luax_checkworld(L, 1);
 		lua_remove(L, 1);
-		return t->rayCast(L);
+		ASSERT_GUARD(return t->rayCast(L);)
 	}
 
 	static const luaL_Reg functions[] = {
diff --git a/src/modules/physics/box2d/wrap_World.h b/src/modules/physics/box2d/wrap_World.h
index 6ff3d56af..64c9fdfcc 100644
--- a/src/modules/physics/box2d/wrap_World.h
+++ b/src/modules/physics/box2d/wrap_World.h
@@ -24,6 +24,7 @@
 // LOVE
 #include <common/runtime.h>
 #include "World.h"
+#include "wrap_Physics.h"
 
 namespace love
 {