diff --git a/lib/config/options/index.ts b/lib/config/options/index.ts
index 07c27b8b9903d9bae65057f4d0b7cd01be2f37b6..11e2cf1ae5bce229bdbfff166ca33e155aa740d0 100644
--- a/lib/config/options/index.ts
+++ b/lib/config/options/index.ts
@@ -418,7 +418,7 @@ const options: RenovateOptions[] = [
     description:
       'Change this value to override the default Renovate sidecar image.',
     type: 'string',
-    default: 'ghcr.io/containerbase/sidecar:9.33.7',
+    default: 'ghcr.io/containerbase/sidecar:9.33.8',
     globalOnly: true,
   },
   {