diff --git a/argocd/app-of-apps/test/values.yaml b/argocd/app-of-apps/test/values.yaml
index 135ad12..5a951d8 100644
--- a/argocd/app-of-apps/test/values.yaml
+++ b/argocd/app-of-apps/test/values.yaml
@@ -57,8 +57,7 @@ applications:
     serverSideApply: true
     syncWave: 2
     ignoreDifferences:
-      - group: "*"
-        kind: PersistentVolume
+      - kind: PersistentVolume
         name: prometheus-prometheus-pv-0
         jsonPointers:
           - /spec/claimRef/resourceVersion