diff --git a/docs/deployment/pm2-nginx.md b/docs/deployment/pm2-nginx.md
index 89c6151..89a0bd2 100644
--- a/docs/deployment/pm2-nginx.md
+++ b/docs/deployment/pm2-nginx.md
@@ -87,6 +87,7 @@ To update the MERNMail webmail application, run these commands:
 ```bash
 cd ~/mernmail
 git pull
+npm install
 npm run build
 ```