diff --git a/environments/sandbox-oci/prometheus-operator/Chart.yaml b/environments/sandbox-oci/prometheus-operator/Chart.yaml
index 4fee054..a7ea64d 100644
--- a/environments/sandbox-oci/prometheus-operator/Chart.yaml
+++ b/environments/sandbox-oci/prometheus-operator/Chart.yaml
@@ -26,4 +26,4 @@ appVersion: "1.0"
 dependencies:
   - name: kube-prometheus-stack
     repository: https://prometheus-community.github.io/helm-charts
-    version: 79.5.0
+    version: 81.2.2