diff --git a/libs/ruamoko/rua_obj.c b/libs/ruamoko/rua_obj.c
index 50ba97de1..f5e48ef39 100644
--- a/libs/ruamoko/rua_obj.c
+++ b/libs/ruamoko/rua_obj.c
@@ -1209,6 +1209,17 @@ rua___obj_exec_class (progs_t *pr)
 					PR_GetString (pr, module->name));
 }
 
+static void
+rua___obj_forward (progs_t *pr)
+{
+	probj_t    *probj = pr->pr_objective_resources;
+	pr_id_t    *receiver = &P_STRUCT (pr, pr_id_t, 0);
+	pr_sel_t   *op = &P_STRUCT (pr, pr_sel_t, 1);
+	PR_RunError (pr, "seriously, dude, %s does not respond to %s",
+				 PR_GetString (pr, object_get_class_name (probj, receiver)),
+				 PR_GetString (pr, probj->selector_names[op->sel_id]));
+}
+
 static void
 rua_obj_error (progs_t *pr)
 {
@@ -1928,6 +1939,7 @@ rua_PR_FindGlobal (progs_t *pr)
 
 static builtin_t obj_methods [] = {
 	{"__obj_exec_class",			rua___obj_exec_class,			-1},
+	{"__obj_forward",				rua___obj_forward,				-1},
 
 	{"obj_error",					rua_obj_error,					-1},
 	{"obj_verror",					rua_obj_verror,					-1},
diff --git a/ruamoko/include/runtime.h b/ruamoko/include/runtime.h
index bbcd793ed..357416e26 100644
--- a/ruamoko/include/runtime.h
+++ b/ruamoko/include/runtime.h
@@ -38,6 +38,7 @@ typedef enum {
 	YES			///< a true value
 } BOOL;
 
+@extern void __obj_forward(id, SEL, ...);
 @extern void obj_error (id object, int code, string fmt, ...);
 @extern void obj_verror (id object, int code, string fmt, @va_list args);
 //obj_error_handler obj_set_error_handler (objc_error_handler func);
diff --git a/ruamoko/lib/Makefile.am b/ruamoko/lib/Makefile.am
index 8a66a3839..da1157a82 100644
--- a/ruamoko/lib/Makefile.am
+++ b/ruamoko/lib/Makefile.am
@@ -37,6 +37,7 @@ r_depfiles_remade=
 libr_a_SOURCES=\
 	cbuf.r cmd.r cvar.r hash.r msgbuf.r plist.r qfile.r qfs.r script.r \
 	sound.r string.r math.r types.r \
+	obj_forward.r \
 	Object.r Protocol.r \
 	AutoreleasePool.r Array.r Array+Private.r Entity.r PropertyList.r Set.r
 libr_a_obj=$(libr_a_SOURCES:.r=.o)
diff --git a/ruamoko/lib/Object.r b/ruamoko/lib/Object.r
index d85a78064..07de4b7eb 100644
--- a/ruamoko/lib/Object.r
+++ b/ruamoko/lib/Object.r
@@ -1,6 +1,11 @@
 #include <Object.h>
 #include <AutoreleasePool.h>
 
+static void link__obj_forward (void)
+{
+	__obj_forward (nil, nil);
+}
+
 void *PR_FindGlobal (string name) = #0;	//FIXME where?
 
 void __obj_exec_class (struct obj_module *msg) = #0;
diff --git a/ruamoko/lib/obj_forward.r b/ruamoko/lib/obj_forward.r
new file mode 100644
index 000000000..60ad819b5
--- /dev/null
+++ b/ruamoko/lib/obj_forward.r
@@ -0,0 +1,3 @@
+// __obj_foward is the only thing in this file so it can be readily replaced
+// at link time
+void __obj_forward(id object, SEL sel, ...) = #0;