diff --git a/tools/setup/install/install_func.sh b/tools/setup/install/install_func.sh
index 1ad74e43..4dcb904e 100755
--- a/tools/setup/install/install_func.sh
+++ b/tools/setup/install/install_func.sh
@@ -1,4 +1,4 @@
-!/bin/bash
+#!/bin/bash
 # DAISY upgrade
 
 if [ ! "$_INSTALL_FUNC_FILE" ];then