diff --git a/deploy/postgres/postgres-app.yaml b/deploy/postgres/postgres-app.yaml
index febd0ab..1026c13 100644
--- a/deploy/postgres/postgres-app.yaml
+++ b/deploy/postgres/postgres-app.yaml
@@ -26,3 +26,14 @@ spec:
   destination:
     server: "https://kubernetes.default.svc"
     namespace: postgres
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+  ignoreDifferences:
+    - group: ""
+      kind: Secret
+      name: postgres-postgresql
+      namespace: postgres
+      jsonPointers:
+        - /data