diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6b1acc0cd366339a80c60ddbbd0d15e7f102251a..e402d12ddf7c24bfa363e9357b15a27718989bdc 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,6 +8,7 @@ stages:
 before_script:
   - apk update
   - apk add nodejs npm
+  - apk add yarn
 
 
 build: