diff --git a/server/gameserver/trigger.cc b/server/gameserver/trigger.cc
index d54b09fa..949d5771 100644
--- a/server/gameserver/trigger.cc
+++ b/server/gameserver/trigger.cc
@@ -434,6 +434,7 @@ void Trigger::RemoveEventHandler(std::weak_ptr<EventHandlerPtr> handler)
         auto p = handler.lock()->data;
         EventHandler* e = list_entry(&p->entry, EventHandler, entry);
         e->ptr->data = nullptr;
+        e->ptr = nullptr;
         list_del_init(&e->entry);
         delete e;
     }