diff --git a/services/mailu/mailu-sync-listener.yaml b/services/mailu/mailu-sync-listener.yaml
index 83b812f..5fb8bff 100644
--- a/services/mailu/mailu-sync-listener.yaml
+++ b/services/mailu/mailu-sync-listener.yaml
@@ -30,6 +30,7 @@ spec:
         app: mailu-sync-listener
       annotations:
         vault.hashicorp.com/agent-inject: "true"
+        atlas.bstein.dev/mailu-sync-rev: "2"
         vault.hashicorp.com/role: "mailu-mailserver"
         vault.hashicorp.com/agent-inject-secret-mailu-db-secret__database: "kv/data/atlas/mailu/mailu-db-secret"
         vault.hashicorp.com/agent-inject-template-mailu-db-secret__database: |