diff --git a/Dockerfile b/Dockerfile
index 2cc5ac6..a62e131 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/node:21.6.0-alpine3.19 AS build
+FROM docker.io/library/node:21.6.1-alpine3.19 AS build
 
 ARG MARKDOWNLINT_VERSION=master