diff --git a/dtool/src/dtoolbase/typeRegistry.cxx b/dtool/src/dtoolbase/typeRegistry.cxx
index 0c0fd456b9..4a618377b1 100644
--- a/dtool/src/dtoolbase/typeRegistry.cxx
+++ b/dtool/src/dtoolbase/typeRegistry.cxx
@@ -590,6 +590,7 @@ TypeRegistry() {
 ////////////////////////////////////////////////////////////////////
 void TypeRegistry::
 init_global_pointer() {
+  init_memory_hook();
   _global_pointer = new TypeRegistry;
 }