diff --git a/charts/kube-prometheus-stack/Chart.yaml b/charts/kube-prometheus-stack/Chart.yaml
index 57f06b1..d5bae83 100644
--- a/charts/kube-prometheus-stack/Chart.yaml
+++ b/charts/kube-prometheus-stack/Chart.yaml
@@ -3,5 +3,5 @@ name: monitoring-stack
 version: 1.0.0
 dependencies:
   - name: kube-prometheus-stack
-    version: "87.4.0"
+    version: "87.21.0"
     repository: "https://prometheus-community.github.io/helm-charts"