diff --git a/nginx/nginx-dev/run.sh b/nginx/nginx-dev/run.sh
index ede1e71..154f920 100644
--- a/nginx/nginx-dev/run.sh
+++ b/nginx/nginx-dev/run.sh
@@ -1,2 +1,4 @@
+#!/bin/bash
+
 python3 prepare.py
 nginx -g daemon off;
\ No newline at end of file