diff --git a/Dockerfile b/Dockerfile
index f39fdb60..87ef737b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # renovate: datasource=node-version depName=node versioning=node
 ARG NODE_VERSION=22.19.0
 
-FROM ghcr.io/containerbase/base:13.10.20@sha256:8c0be589f3d31a6b2d3087613e5911ed0952ca6005fce69f125f869349a8bc96
+FROM ghcr.io/containerbase/base:13.10.21@sha256:19e1caafaa0c8f61f1c7cc65581cb16f8335af12f40ef1e47dff06958bbbabfb
 
 ARG NODE_VERSION
 RUN install-tool node