diff --git a/app.js b/app.js
index bbd9314..e0747b8 100644
--- a/app.js
+++ b/app.js
@@ -50,7 +50,7 @@ function buildCmd() {
             script += "cd " + extractNginxVersion(nginxStr).replace(/\.tar\.gz$/, '') + "\n";
         }
         script += "cp -r conf /etc/nginx\n" +
-        "mkdir /var/cache/nginx && chown www-data:www-data /var/cache/nginx" +
+        "mkdir /var/cache/nginx && chown www-data:www-data /var/cache/nginx\n" +
         getConfigureStr() + "\n" +
         "make\n" +
         "make install\n" +