diff --git a/scripts/trigger-build-docs b/scripts/trigger-build-docs
index d3a9f5ff4ea..89ad6a99467 100755
--- a/scripts/trigger-build-docs
+++ b/scripts/trigger-build-docs
@@ -30,13 +30,6 @@ def docs_branch
   "preview-#{ENV["CI_COMMIT_REF_SLUG"]}"[0...max]
 end
 
-#
-# Dummy way to find out in which repo we are, CE or EE
-#
-def ee?
-  File.exist?('CHANGELOG-EE.md')
-end
-
 #
 # Create a remote branch in gitlab-docs
 #
@@ -55,15 +48,35 @@ def remove_remote_branch
   puts "Remote branch '#{docs_branch}' deleted"
 end
 
+#
+# Define suffix in review app URL based on project
+#
+def slug
+  case ENV["CI_PROJECT_NAME"]
+  when 'gitlab-ce'
+    'ce'
+  when 'gitlab-ee'
+    'ee'
+  when 'gitlab-runner'
+    'runner'
+  when 'omnibus-gitlab'
+    'omnibus'
+  end
+end
+
+#
+# Overriding vars in https://gitlab.com/gitlab-com/gitlab-docs/blob/master/.gitlab-ci.yml
+#
+def param_name
+  "BRANCH_#{slug.upcase}"
+end
+
 #
 # Trigger a pipeline in gitlab-docs
 #
 def trigger_pipeline
-  # Overriding vars in https://gitlab.com/gitlab-com/gitlab-docs/blob/master/.gitlab-ci.yml
-  param_name = ee? ? 'BRANCH_EE' : 'BRANCH_CE'
-
   # The review app URL
-  app_url = "http://#{docs_branch}.#{ENV["DOCS_REVIEW_APPS_DOMAIN"]}/#{ee? ? 'ee' : 'ce'}"
+  app_url = "http://#{docs_branch}.#{ENV["DOCS_REVIEW_APPS_DOMAIN"]}/#{slug}"
 
   # Create the pipeline
   puts "=> Triggering a pipeline..."