diff --git a/tests/pillar/single.sls b/tests/pillar/single.sls
index d52812d..b425091 100644
--- a/tests/pillar/single.sls
+++ b/tests/pillar/single.sls
@@ -26,6 +26,7 @@
       engine: cache
       expiration: 86400
       location: /etc/keystone/fernet-keys/
+      allow_expired_window: 86400
     notification: false
     notification_format: cadf
     logging: