diff --git a/Chart.yaml b/Chart.yaml
index bbf2b99..f6e56ad 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -3,7 +3,7 @@ name: renovate
 description: Helm chart for renovate bot
 type: application
 version: 0.1.0
-appVersion: 28.14.0-slim
+appVersion: "28.13.0-slim"
 icon: https://avatars3.githubusercontent.com/u/38656520?s=400&v=4
 
 keywords:
diff --git a/renovate.json b/renovate.json
new file mode 100644
index 0000000..d6ec474
--- /dev/null
+++ b/renovate.json
@@ -0,0 +1,19 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "automergeStrategy": "merge-commit",
+  "automergeType": "pr",
+  "assignees": [ "volker.raschek" ],
+  "regexManagers": [
+    {
+      "description": "Update renovate container image reference",
+      "fileMatch": [
+        "^Chart\\.yaml$"
+      ],
+      "matchStrings": [
+        "appVersion: \"(?<currentValue>.*?)\"\\s+"
+      ],
+      "depNameTemplate": "docker.io/renovate/renovate",
+      "datasourceTemplate": "docker"
+    }
+  ]
+}
\ No newline at end of file