diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 5c386ca..aa3f6af 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,7 +8,7 @@ deploy:
   before_script:
     - apt-get update -y
     - apt-get -y install rsync
-    - gem install jekyll
+    - gem install jekyll -v 3.6.0
     - eval $(ssh-agent -s)
   script:
     - jekyll build -d public