diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 787e206e9d4d56fcee901e1a0bf5a644e47bf26f..687d9bce60e72195294d8520ac669653c40319ec 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,8 +15,9 @@ build:
     - apt update
     - apt install -y nodejs
     - rm ./package-lock.json
-    - npm install 
-    - npm run ng build -- --aot --base-href=/ --configuration=$CI_COMMIT_REF_NAME
+    - npm install --global  yarn
+    - yarn install
+    - ng build -- --aot --base-href=/ --configuration=$CI_COMMIT_REF_NAME
 
   artifacts:
     paths: