--- a/Gemfile
+++ b/Gemfile
@@ -115,7 +115,6 @@
 # Markdown and HTML processing
 gem 'html-pipeline', '~> 2.8'
 gem 'deckar01-task_list', '2.0'
-gem 'gitlab-markup', '~> 1.6', '>= 1.6.5'
 gem 'github-markup', '~> 1.7', require: 'github/markup'
 gem 'commonmarker', '~> 0.17'
 gem 'RedCloth', '~> 4.3', '>= 4.3.2'