diff --git a/Dockerfile b/Dockerfile
index 6c54f6b..fa87bd0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/node:21.7.1-alpine3.19 AS build
+FROM docker.io/library/node:21.7.3-alpine3.19 AS build
 
 ARG MARKDOWNLINT_VERSION=master