diff --git a/bin/updatePlugin b/bin/updatePlugin
index f6a23bdc..4541580d 100755
--- a/bin/updatePlugin
+++ b/bin/updatePlugin
@@ -1,3 +1,4 @@
+#!/usr/bin/sh
 plugin=$(wp plugin list 2> /dev/null | grep available | head -n 1 | awk '{print $1}')
 echo "$plugin"
 versions=$(wp plugin update $plugin 2> /dev/null | tail -n 2 | head -n 1 | awk '{print $2 "->" $3}')