diff --git a/lib/config/options/index.ts b/lib/config/options/index.ts
index 094e9f52a33c553ee160d3ac749bf66f0cd7be4f..6c51005969b98278fca00811a20137b6cd61d955 100644
--- a/lib/config/options/index.ts
+++ b/lib/config/options/index.ts
@@ -370,7 +370,7 @@ const options: RenovateOptions[] = [
     description:
       'Change this value to override the default Renovate sidecar image.',
     type: 'string',
-    default: 'ghcr.io/containerbase/sidecar:9.8.2',
+    default: 'ghcr.io/containerbase/sidecar:9.8.4',
     globalOnly: true,
   },
   {