diff --git a/.drone.yml b/.drone.yml
index 91fc53d..3570884 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -3,9 +3,8 @@ kind: pipeline
 
 steps:
   - name: linting
-    image: python
+    image: docker.atomaka.com/mdformat
     commands:
-      - pip install -r requirements.txt
       - mdformat --check _posts/
   - name: jekyll-build
     image: ruby