diff --git a/Dockerfile b/Dockerfile
index b5bab37f..64b65c29 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # renovate: datasource=node-version depName=node versioning=node
 ARG NODE_VERSION=24.21.0
 
-FROM ghcr.io/containerbase/base:14.18.2@sha256:944b2f62ab268624f3077600909441c69e60f40e78eb69d832ab1d488f54ff00
+FROM ghcr.io/containerbase/base:14.18.3@sha256:77758615621029aa4eda8e1797d459b4cbc64b1a92da71005635bd85a3405220
 
 ARG NODE_VERSION