diff --git a/update.sh b/update.sh
index 6618e17..f7cd18f 100755
--- a/update.sh
+++ b/update.sh
@@ -5,10 +5,10 @@ git pull
 cd backend
 rm -r ./frontend
 mkdir frontend
-npm i
+yarn install
 cd ../frontend
-npm i
-npm run build
+yarn install
+yarn run build
 mv ./build/* ../backend/frontend
 cd ../backend
-npm start
\ No newline at end of file
+yarn start