diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index dd8d27ea..c7a00e1a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -18,6 +18,7 @@ lint:
 flow:
   stage: test
   script:
+    - yarn install
     - yarn run flow
 
 unit: