diff --git a/setup/zpush.sh b/setup/zpush.sh
index 6786fdbe..7d793311 100755
--- a/setup/zpush.sh
+++ b/setup/zpush.sh
@@ -14,7 +14,7 @@ source /etc/mailinabox.conf # load global vars
 # Prereqs.
 
 apt_install \
-	php-soap php5-imap libawl-php
+	php-soap php5-imap libawl-php php5-xsl
 
 php5enmod imap