diff --git a/functions/nginx.bash b/functions/nginx.bash
index 702c0d8..7aa1653 100644
--- a/functions/nginx.bash
+++ b/functions/nginx.bash
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 function nginx_reload() {
   FILE="${NGINX_PATH}/logs/nginx.pid"
   if [ -e $FILE ]; then