diff --git a/otc/dev.t09.de/stacks/observability/victoria-k8s-stack.yaml b/otc/dev.t09.de/stacks/observability/victoria-k8s-stack.yaml
index 3011a2f..0ff2853 100644
--- a/otc/dev.t09.de/stacks/observability/victoria-k8s-stack.yaml
+++ b/otc/dev.t09.de/stacks/observability/victoria-k8s-stack.yaml
@@ -9,10 +9,12 @@ spec:
   project: default
   syncPolicy:
     automated:
+      prune: true
       selfHeal: true
     syncOptions:
       - CreateNamespace=true
       - ServerSideApply=true
+      - RespectIgnoreDifferences=true
   destination:
     name: in-cluster
     namespace: observability