diff --git a/scripts/run-pr.sh b/scripts/run-pr.sh
index 6c63a6ba..d8ddee73 100755
--- a/scripts/run-pr.sh
+++ b/scripts/run-pr.sh
@@ -10,8 +10,8 @@ fi
 git fetch https://github.com/thelounge/thelounge.git refs/pull/${1}/head
 git checkout FETCH_HEAD
 git rebase master
-npm install
-NODE_ENV=production npm run build
-npm test || true
+yarn install
+NODE_ENV=production yarn build
+yarn test || true
 shift
-npm start -- "$@"
+yarn start "$@"