diff --git a/action.sh b/action.sh
index 22f9d3b..26349de 100755
--- a/action.sh
+++ b/action.sh
@@ -257,7 +257,7 @@ function build_startup_script {
   echo "ACTIONS_RUNNER_HOOK_JOB_STARTED=/usr/bin/gce_cancel_shutdown.sh" >.env
 	gcloud compute instances add-labels ${VM_ID} --zone=${machine_zone} --labels=gh_ready=0 && \\
 	if [ ! -f /actions-runner/.runner ]; then
-	  RUNNER_ALLOW_RUNASROOT=1 ./config.sh --url https://github.com/${GITHUB_REPOSITORY} --token ${RUNNER_TOKEN} --labels ${VM_ID} --unattended ${ephemeral_flag} --disableupdate && \\
+	  RUNNER_ALLOW_RUNASROOT=1 ./config.sh --url https://github.com/${GITHUB_REPOSITORY} --token ${RUNNER_TOKEN} --labels ${VM_ID} --unattended --replace ${ephemeral_flag} --disableupdate && \\
 	  ./svc.sh install && \\
 	  ./svc.sh start
 	else