diff --git a/argocd/app-of-apps/test/values.yaml b/argocd/app-of-apps/test/values.yaml
index 2cbcd8f..fdad8d8 100644
--- a/argocd/app-of-apps/test/values.yaml
+++ b/argocd/app-of-apps/test/values.yaml
@@ -31,7 +31,7 @@ applications:
     repoURL: https://git.2martens.de/2martens/cloud-configuration.git
   - name: prometheus
     project: default
-    targetRevision: 4.7.1
+    targetRevision: main
     namespace: observability
     createNamespace: true
     repoURL: https://git.2martens.de/2martens/cloud-configuration.git