diff --git a/bootstrap/templates/addons/kube-prometheus-stack/app/helmrelease.yaml.j2 b/bootstrap/templates/addons/kube-prometheus-stack/app/helmrelease.yaml.j2
index cac91282..619125bc 100644
--- a/bootstrap/templates/addons/kube-prometheus-stack/app/helmrelease.yaml.j2
+++ b/bootstrap/templates/addons/kube-prometheus-stack/app/helmrelease.yaml.j2
@@ -71,7 +71,7 @@ spec:
           - action: labeldrop
             regex: (id|name)
           - action: drop
-            source_labels: ["__name__"]
+            sourceLabels: ["__name__"]
             regex: (rest_client_request_duration_seconds_bucket|rest_client_request_duration_seconds_sum|rest_client_request_duration_seconds_count)
     kubeApiServer:
       enabled: true