diff --git a/argocd/prometheus-stack.yaml b/argocd/prometheus-stack.yaml
index 65da6ee..cbc1f10 100644
--- a/argocd/prometheus-stack.yaml
+++ b/argocd/prometheus-stack.yaml
@@ -17,7 +17,7 @@ spec:
   source:
     chart: kube-prometheus-stack
     repoURL: https://prometheus-community.github.io/helm-charts
-    targetRevision: 51.2.0
+    targetRevision: 54.2.1
     helm:
       skipCrds: true
       values: |