diff --git a/lib/config/options/index.ts b/lib/config/options/index.ts
index 664e97152841d6a3c9fe2157ae2d6cfb4517991e..a87d3d8a916df7919dd4b6503d3194e500fc12bd 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:13.4.1',
+    default: 'ghcr.io/containerbase/sidecar:13.4.2',
     globalOnly: true,
   },
   {