diff --git a/Dockerfile b/Dockerfile
index 94b2496..0f1d7c5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ LABEL org.opencontainers.image.documentation="https://gitea.rknet.org/docker/mar
 
 ARG BUILD_VERSION
 # renovate: datasource=npm depName=markdownlint-cli
-ENV MARKDOWNLINT_VERSION="${BUILD_VERSION:-0.28.1}"
+ENV MARKDOWNLINT_VERSION="${BUILD_VERSION:-0.29.0}"
 
 ENV FORCE_COLOR=true \
     NPM_CONFIG_LOGLEVEL=error