diff --git a/core/logic/ThreadSupport.cpp b/core/logic/ThreadSupport.cpp
index e2bbdbee..315afb5c 100644
--- a/core/logic/ThreadSupport.cpp
+++ b/core/logic/ThreadSupport.cpp
@@ -376,6 +376,7 @@ void CompatThread::Run()
 		// There should be no handles outstanding, so it's safe to self-destruct.
 		thread_->detach();
 		delete this;
+		return;
 	}
 
 	lock.lock();