diff --git a/infra/controller/kube-prometheus-stack/HelmRelease.yml b/infra/controller/kube-prometheus-stack/HelmRelease.yml
index cc65453..da00858 100644
--- a/infra/controller/kube-prometheus-stack/HelmRelease.yml
+++ b/infra/controller/kube-prometheus-stack/HelmRelease.yml
@@ -13,7 +13,7 @@ spec:
   chart:
     spec:
       chart: kube-prometheus-stack
-      version: 83.4.0
+      version: 84.5.0
       sourceRef:
         kind: HelmRepository
         name: kube-prometheus-stack
diff --git a/infra/controller/loki/HelmRelease.yml b/infra/controller/loki/HelmRelease.yml
index 77e241f..559ba97 100644
--- a/infra/controller/loki/HelmRelease.yml
+++ b/infra/controller/loki/HelmRelease.yml
@@ -13,7 +13,7 @@ spec:
   chart:
     spec:
       chart: loki
-      version: 11.4.9
+      version: 13.5.0
       sourceRef:
         kind: HelmRepository
         name: loki