diff --git a/panda/src/event/asyncTaskManager.cxx b/panda/src/event/asyncTaskManager.cxx
index b80908ddc5..a570609f8a 100644
--- a/panda/src/event/asyncTaskManager.cxx
+++ b/panda/src/event/asyncTaskManager.cxx
@@ -643,6 +643,7 @@ void AsyncTaskManager::
 make_global_ptr() {
   nassertv(_global_ptr == nullptr);
 
+  init_memory_hook();
   _global_ptr = new AsyncTaskManager("TaskManager");
   _global_ptr->ref();
 }
diff --git a/panda/src/event/eventHandler.cxx b/panda/src/event/eventHandler.cxx
index f74bd8c519..e3e389e1bf 100644
--- a/panda/src/event/eventHandler.cxx
+++ b/panda/src/event/eventHandler.cxx
@@ -351,6 +351,7 @@ remove_all_hooks() {
  */
 void EventHandler::
 make_global_event_handler() {
+  init_memory_hook();
   _global_event_handler = new EventHandler(EventQueue::get_global_event_queue());
 }
 
diff --git a/panda/src/event/eventQueue.cxx b/panda/src/event/eventQueue.cxx
index bbd07a3725..69c025734c 100644
--- a/panda/src/event/eventQueue.cxx
+++ b/panda/src/event/eventQueue.cxx
@@ -106,5 +106,6 @@ dequeue_event() {
  */
 void EventQueue::
 make_global_event_queue() {
+  init_memory_hook();
   _global_event_queue = new EventQueue;
 }
diff --git a/panda/src/pipeline/thread.cxx b/panda/src/pipeline/thread.cxx
index 351e316033..80c32fa7f5 100644
--- a/panda/src/pipeline/thread.cxx
+++ b/panda/src/pipeline/thread.cxx
@@ -211,6 +211,7 @@ init_main_thread() {
   static int count = 0;
   ++count;
   if (count == 1 && _main_thread == nullptr) {
+    init_memory_hook();
     _main_thread = new MainThread;
     _main_thread->ref();
   }
@@ -222,6 +223,7 @@ init_main_thread() {
 void Thread::
 init_external_thread() {
   if (_external_thread == nullptr) {
+    init_memory_hook();
     _external_thread = new ExternalThread;
     _external_thread->ref();
   }