diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 94f97a6dc981deb0029ee3a7cbf752b8453d1f0e..19c3976ca6678e4542b6963423f361c5d1d5792d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,6 +16,7 @@ stages:
 test:
   stage: test
   script:
+    - yarn check --integrity
     - yarn install --frozen-lockfile
     - yarn run test