diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4db3a39..120b13c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,12 +1,10 @@
 stages: [ style ]
 
 default:
-  image: debian:latest
+  image: markdownlint/markdownlint:0.13.0
   interruptible: true
 
 style:
   stage: style
   script:
-      - apt-get update
-      - apt-get install -y ruby-mdl
       - if [[ $(mdl .) ]]; then true; else false; fi