diff --git a/build/erpnext-nginx/install_app.sh b/build/erpnext-nginx/install_app.sh
index 8a8d7f44..2ce1c447 100755
--- a/build/erpnext-nginx/install_app.sh
+++ b/build/erpnext-nginx/install_app.sh
@@ -22,6 +22,7 @@ yarn
 yarn production --app ${APP_NAME}
 rm -fr node_modules
 yarn install --production=true
+yarn add node-sass
 
 mkdir -p /home/frappe/frappe-bench/sites/assets/${APP_NAME}
 cp -R /home/frappe/frappe-bench/apps/${APP_NAME}/${APP_NAME}/public/* /home/frappe/frappe-bench/sites/assets/${APP_NAME}