diff --git a/scripts/zloop.sh b/scripts/zloop.sh
index 26ad1780c..2550eab45 100755
--- a/scripts/zloop.sh
+++ b/scripts/zloop.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 #
 # CDDL HEADER START