diff --git a/clusters/main/kubernetes/system/prometheus-operator/app/helm-release.yaml b/clusters/main/kubernetes/system/prometheus-operator/app/helm-release.yaml
index 6984243e..9050fd4e 100644
--- a/clusters/main/kubernetes/system/prometheus-operator/app/helm-release.yaml
+++ b/clusters/main/kubernetes/system/prometheus-operator/app/helm-release.yaml
@@ -9,7 +9,7 @@ spec:
         spec:
 
             chart: prometheus-operator
-            version: 8.12.0
+            version: 9.1.0
             sourceRef:
                 kind: HelmRepository
                 name: truecharts