diff --git a/.gitlab/ci/pre.yml b/.gitlab/ci/pre.yml
index 1eb9bb380..eb98e0ec6 100644
--- a/.gitlab/ci/pre.yml
+++ b/.gitlab/ci/pre.yml
@@ -11,7 +11,7 @@ rubocop:
   <<: *template_pre
   script:
     - bundle install -j $(nproc) --path vendor
-    - bundle exec rubocop
+    - bundle exec rubocop --parallel
 
 coffeelint:
   <<: *template_pre