diff --git a/.github/renovate.json b/.github/renovate.json
index a8a1b20..bccaf31 100644
--- a/.github/renovate.json
+++ b/.github/renovate.json
@@ -2,4 +2,13 @@
   "repositories": [
     "jessebot/mastodon-helm-chart"
   ]
+  "regexManagers": [
+    {
+      "datasourceTemplate": "docker",
+      "fileMatch": ["(^|/)Chart\\.yaml$"],
+      "matchStrings": [
+        "#\\s?renovate: image=(?<depName>.*?)\\s?appVersion:\\s?\\\"?(?<currentValue>[\\w+\\.\\-]*)\""
+      ]
+    }
+  ]
 }
diff --git a/charts/mastodon/Chart.yaml b/charts/mastodon/Chart.yaml
index 87b29a2..9d08bcc 100644
--- a/charts/mastodon/Chart.yaml
+++ b/charts/mastodon/Chart.yaml
@@ -17,9 +17,7 @@ type: application
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
 version: 4.1.0
 
-# This is the version number of the application being deployed. This version number should be
-# incremented each time you make changes to the application. Versions are not expected to
-# follow Semantic Versioning. They should reflect the version the application is using.
+# renovate: image=ghcr.io/mastodon/mastodon
 appVersion: v4.1.4
 
 dependencies: