diff --git a/xCAT-client/bin/rcons b/xCAT-client/bin/rcons
index 09c0522c8..ee4fa2928 100755
--- a/xCAT-client/bin/rcons
+++ b/xCAT-client/bin/rcons
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Provide serial console access to nodes