diff --git a/src/register_types.cpp b/src/register_types.cpp
index aa3a875..369de79 100644
--- a/src/register_types.cpp
+++ b/src/register_types.cpp
@@ -13,7 +13,7 @@ void initialize_marsh_module(ModuleInitializationLevel p_level) {
     return;
   }
 
-  GDREGISTER_CLASS(MarshConnector);
+  GDREGISTER_RUNTIME_CLASS(MarshConnector);
 }
 
 void uninitialize_marsh_module(ModuleInitializationLevel p_level) {