diff --git a/Dockerfile b/Dockerfile
index 4fad3e1c..1c2d013f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -277,7 +277,7 @@ COPY --from=fmt-build /src /
 #
 # The markdownlint target performs linting on Markdown files.
 #
-FROM node:19.9.0-alpine AS lint-markdown
+FROM node:22.4.1-alpine AS lint-markdown
 RUN apk add --no-cache findutils
 RUN npm i -g markdownlint-cli@0.23.2
 RUN npm i -g textlint@11.7.6