diff --git a/nova/cmd/conductor.py b/nova/cmd/conductor.py
index 19b9576ef5..83701711fd 100644
--- a/nova/cmd/conductor.py
+++ b/nova/cmd/conductor.py
@@ -49,5 +49,6 @@ def main():
     workers = CONF.conductor.workers or processutils.get_worker_count()
 
     utils.destroy_default_executor()
+    utils.destroy_scatter_gather_executor()
     service.serve(server, workers=workers)
     service.wait()