diff --git a/dependency/kube-state-metrics/item.yaml b/dependency/kube-state-metrics/item.yaml
index 4c1496bb58..98eae4702c 100644
--- a/dependency/kube-state-metrics/item.yaml
+++ b/dependency/kube-state-metrics/item.yaml
@@ -1,4 +1,4 @@
 icon_url: https://truecharts.org/img/hotlink-ok/chart-icons/kube-state-metrics.png
 categories:
-- metrics
+  - "metrics"
 screenshots: []