diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 9a498d5..974ca3a 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -2168,7 +2168,7 @@ pmdie(SIGNAL_ARGS)
 					(errmsg("received smart shutdown request")));
 
 			if (pmState == PM_RUN || pmState == PM_RECOVERY ||
-				pmState == PM_HOT_STANDBY)
+				pmState == PM_HOT_STANDBY || pmState == PM_STARTUP)
 			{
 				/* autovacuum workers are told to shut down immediately */
 				SignalAutovacWorkers(SIGTERM);