diff --git a/includes/luaconsole.h b/includes/luaconsole.h
index c64661903..1d956ea3a 100644
--- a/includes/luaconsole.h
+++ b/includes/luaconsole.h
@@ -36,4 +36,5 @@ int luatpt_get_name(lua_State* l);
 int luatpt_set_shortcuts(lua_State* l);
 int luatpt_delete(lua_State* l);
 int luatpt_register_step(lua_State* l);
+int luatpt_unregister_step(lua_State* l);
 #endif