diff --git a/install/tpl/apache_ispconfig.conf.master b/install/tpl/apache_ispconfig.conf.master
index 9086033101f6988868fff9328658658624d61894..cd9924a3770da2c523bb4134c7366ca34bb63583 100644
--- a/install/tpl/apache_ispconfig.conf.master
+++ b/install/tpl/apache_ispconfig.conf.master
@@ -3,7 +3,7 @@
 # ISPConfig Logfile configuration for vlogger
 ################################################
 
-LogFormat "%v %h %l %u %t \"%r\" %>s %B \"%{Referer}i\" \"%{User-Agent}i\"" combined_ispconfig
+LogFormat "%v %h %l %u %t \"%r\" %>s %O \"%{Referer}i\" \"%{User-Agent}i\"" combined_ispconfig
 CustomLog "| /usr/local/ispconfig/server/scripts/vlogger -s access.log -t \"%Y%m%d-access.log\" /var/log/ispconfig/httpd" combined_ispconfig
 
 <Directory /var/www/clients>
diff --git a/server/conf/apache_ispconfig.conf.master b/server/conf/apache_ispconfig.conf.master
index be6f637b7bfcb6131714558bcc84c6f2ae22717d..6b2accbc8e229c8bfc9e978717ce711b5257aa7c 100644
--- a/server/conf/apache_ispconfig.conf.master
+++ b/server/conf/apache_ispconfig.conf.master
@@ -3,7 +3,7 @@
 # ISPConfig Logfile configuration for vlogger
 ################################################
 
-LogFormat "%v %h %l %u %t \"%r\" %>s %B \"%{Referer}i\" \"%{User-Agent}i\"" combined_ispconfig
+LogFormat "%v %h %l %u %t \"%r\" %>s %O \"%{Referer}i\" \"%{User-Agent}i\"" combined_ispconfig
 CustomLog "| /usr/local/ispconfig/server/scripts/vlogger -s access.log -t \"%Y%m%d-access.log\" /var/log/ispconfig/httpd" combined_ispconfig
 
 <Directory /var/www/clients>