diff --git a/lib/config/options/index.ts b/lib/config/options/index.ts
index 6693ea6c3825030ff096c2cb5ae34693ea4ac29a..db7c699eb7b926b3c67d55aa640123b8dd99a81e 100644
--- a/lib/config/options/index.ts
+++ b/lib/config/options/index.ts
@@ -515,7 +515,7 @@ const options: RenovateOptions[] = [
     description:
       'Change this value to override the default Renovate sidecar image.',
     type: 'string',
-    default: 'ghcr.io/containerbase/sidecar:11.6.2',
+    default: 'ghcr.io/containerbase/sidecar:11.6.3',
     globalOnly: true,
   },
   {