diff --git a/controllers/gce/cmd/mode-updater/mode-updater.go b/controllers/gce/cmd/mode-updater/mode-updater.go
index c2ff8b675..9193f83c2 100644
--- a/controllers/gce/cmd/mode-updater/mode-updater.go
+++ b/controllers/gce/cmd/mode-updater/mode-updater.go
@@ -186,6 +186,8 @@ func updateMultipleBackends() {
 	fmt.Println("\nStep 3: Migrate instances to temporary group")
 	migrateInstances(instanceGroupName, instanceGroupTemp)
 
+	sleep(loadBalancerUpdateTime)
+
 	// Remove original backends to get rid of old balancing mode
 	fmt.Println("\nStep 4: Update backend services to point only to temporary instance groups")
 	setBackendsTo(false, "", true, balancingModeInverse(targetBalancingMode))