diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index bb26d9d..d170c2a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,16 +7,16 @@ stages:
 test:
   stage: test
   script:
-  - npm install
-  - npm build
+  - yarn install
+  - yarn build
   rules:
     - if: $CI_COMMIT_REF_NAME != $CI_DEFAULT_BRANCH
 
 pages:
   stage: deploy
   script:
-  - npm install
-  - npm build
+  - yarn install
+  - yarn build
   - mv ./build public
   artifacts:
     paths: