diff --git a/Dockerfile b/Dockerfile
index 1f9d1d5..818d009 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,7 @@ FROM ghcr.io/siderolabs/ca-certificates:v1.6.0-alpha.0-10-gd3d7d29 AS image-ca-c
 FROM ghcr.io/siderolabs/fhs:v1.6.0-alpha.0-10-gd3d7d29 AS image-fhs
 
 # runs markdownlint
-FROM docker.io/node:20.5.1-alpine3.18 AS lint-markdown
+FROM docker.io/node:20.6.1-alpine3.18 AS lint-markdown
 WORKDIR /src
 RUN npm i -g markdownlint-cli@0.35.0
 RUN npm i sentences-per-line@0.2.1