diff --git a/clusters/main/kubernetes/apps/prometheus/app/helm-release.yaml b/clusters/main/kubernetes/apps/prometheus/app/helm-release.yaml
index 49e20ea0..2bc7b48e 100644
--- a/clusters/main/kubernetes/apps/prometheus/app/helm-release.yaml
+++ b/clusters/main/kubernetes/apps/prometheus/app/helm-release.yaml
@@ -10,7 +10,7 @@ spec:
     chart:
         spec:
             chart: prometheus
-            version: 20.1.0
+            version: 20.1.1
             sourceRef:
                 kind: HelmRepository
                 name: truecharts