diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9889a4f..d56f004 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -31,7 +31,7 @@ lint_job:
       when: manual
     - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
   script:
-    - npm install
+    - yarn add
     - npx tsc
   cache:
     policy: pull-push