diff --git a/conf/nginx.conf b/conf/nginx.conf
index f7ddb6d..041e751 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -2,6 +2,10 @@
 ##       Do not edit this file. It will be replaced each time
 ##       Mail-in-a-Box needs up update the web configuration.
 
+upstream php-fpm {
+    server unix:/var/run/php5-fpm.sock;
+}
+
 # Redirect all HTTP to HTTPS.
 server {
 	listen 80;
@@ -69,7 +73,7 @@ server {
 		fastcgi_param SCRIPT_FILENAME $document_root$1;
 		fastcgi_param PATH_INFO $2;
 		fastcgi_param HTTPS on;
-		fastcgi_pass unix:/tmp/php-fastcgi.www-data.sock;
+		fastcgi_pass php-fpm;
 	}
 
 	# Optional: set long EXPIRES header on static assets
@@ -84,21 +88,22 @@ server {
 	location = /.well-known/webfinger {
 		include fastcgi_params;
 		fastcgi_param SCRIPT_FILENAME /usr/local/bin/mailinabox-webfinger.php;
-		fastcgi_pass unix:/tmp/php-fastcgi.www-data.sock;
+		fastcgi_pass php-fpm;
 	}
 
 	# Microsoft Exchange autodiscover.xml for email
 	location /autodiscover/autodiscover.xml {
 		include fastcgi_params;
 		fastcgi_param SCRIPT_FILENAME /usr/local/bin/mailinabox-exchange-autodiscover.php;
-		fastcgi_pass unix:/tmp/php-fastcgi.www-data.sock;
+		fastcgi_pass php-fpm;
 	}
 
 	# Z-Push (Microsoft Exchange ActiveSync)
 	location /Microsoft-Server-ActiveSync {
-	        include /etc/nginx/fastcgi_params;
+		include /etc/nginx/fastcgi_params;
+		fastcgi_param PHP_VALUE "include_path=/usr/share/awl/inc";
 		fastcgi_param SCRIPT_FILENAME /usr/local/lib/z-push/index.php;
-		fastcgi_pass unix:/tmp/php-fastcgi.www-data.sock;
+		fastcgi_pass php-fpm;
 	}
 
 	# ADDITIONAL DIRECTIVES HERE