diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e006df9231e286e9f787e85c6871ebaf5a0d2ffe..d765050312f9c5a3c0e82227beddd82d49f1b48d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: ruby:2.7
+image: nielsvdoorn/middleman
 
 cache:
   paths: