diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index 8da301a37..6ac0f239d 100644
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -119,9 +119,12 @@ function configure_zaqar {
     iniset $ZAQAR_CONF DEFAULT verbose True
     iniset $ZAQAR_CONF DEFAULT unreliable True
     iniset $ZAQAR_CONF DEFAULT admin_mode True
-    iniset $ZAQAR_CONF DEFAULT auth_strategy keystone
     iniset $ZAQAR_CONF signed_url secret_key notreallysecret
 
+    if is_service_enabled key; then
+	iniset $ZAQAR_CONF DEFAULT auth_strategy keystone
+    fi
+
     iniset $ZAQAR_CONF storage message_pipeline zaqar.notification.notifier
 
     # Enable pooling by default for now