diff --git a/Chart.yaml b/Chart.yaml
index bdd23b2..fc00166 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -3,7 +3,7 @@ name: renovate
 description: Helm chart for renovate bot
 type: application
 version: 0.1.1
-appVersion: "28.20.0-slim"
+appVersion: "28.21.2-slim"
 icon: https://avatars3.githubusercontent.com/u/38656520?s=400&v=4
 
 keywords: