diff --git a/config/config.ini b/config/config.ini
index 2ea7ab5..3168122 100644
--- a/config/config.ini
+++ b/config/config.ini
@@ -86,6 +86,8 @@ manager = default
 ;mainLogoWidth = 219px
 ; ALT text - for accessibility purposes.
 ;mainLogoTitle = ACME Knowledge Management Systems
+; URL on the main logo
+;mainLogoUrl = ${rootUrl}
 ; powered by kt logo
 ;powerLogo = ${rootUrl}/resources/powered-by-kt.png
 ; the logo's width in pixels
diff --git a/sql/mysql/install/data.sql b/sql/mysql/install/data.sql
index 2264fe6..b9e8ce9 100644
--- a/sql/mysql/install/data.sql
+++ b/sql/mysql/install/data.sql
@@ -285,7 +285,8 @@ INSERT INTO `config_settings` VALUES
 (110, 'server', 'External Server port', 'The external port for the server.', 'server_port', 'default', '', 'numeric_string', NULL, 1),
 (111, 'KnowledgeTree', 'Root Url', 'The path to the web application from the root of the web server. For example, if KT is at http://example.org/foo/, then the root directory should be \'/foo\'.', 'rootUrl', '', '', 'string', NULL, 1),
 (112, 'urls', 'Var Directory', 'The path to the var directory.', 'varDirectory', 'default', '${fileSystemRoot}/var', 'string', NULL, 1),
-(113, 'tweaks','Increment version on rename','Defines whether to update the version number if a document filename is changed/renamed.','incrementVersionOnRename','default','true','boolean',NULL,1);
+(113, 'tweaks','Increment version on rename','Defines whether to update the version number if a document filename is changed/renamed.','incrementVersionOnRename','default','true','boolean',NULL,1),
+(114, 'ui', 'System URL', 'The system url, used in the main logo.', 'systemUrl', 'default', 'http://www.knowledgetree.com', 'string', '', 1);
 /*!40000 ALTER TABLE `config_settings` ENABLE KEYS */;
 UNLOCK TABLES;
 
diff --git a/sql/mysql/upgrade/3.5.5/config_systemurl.sql b/sql/mysql/upgrade/3.5.5/config_systemurl.sql
new file mode 100644
index 0000000..b51c440
--- /dev/null
+++ b/sql/mysql/upgrade/3.5.5/config_systemurl.sql
@@ -0,0 +1,2 @@
+INSERT INTO config_settings (group_name, display_name, description, item, value, default_value, type, options, can_edit)
+VALUES('ui', 'System URL', 'The system url, used in the main logo.', 'systemUrl', 'default', 'http://www.knowledgetree.com', 'string', '', 1);
\ No newline at end of file
diff --git a/templates/kt3/standard_page.smarty b/templates/kt3/standard_page.smarty
index 58a8f26..7338eeb 100644
--- a/templates/kt3/standard_page.smarty
+++ b/templates/kt3/standard_page.smarty
@@ -71,7 +71,7 @@
         <div id="bodyPad">
             <div id="logobar">
             	{if $config->get("ui/mainLogo") != ''}
-            		<a href="{$rootUrl}"><img src="{$config->get("ui/mainLogo")}" class="primary" alt="{$config->get("ui/companyLogoTitle")}" title="{$config->get("ui/mainLogoTitle")}"/></a>
+            		<a href="{$config->get("ui/mainLogoUrl")}"><img src="{$config->get("ui/mainLogo")}" class="primary" alt="{$config->get("ui/mainLogoTitle")}" title="{$config->get("ui/mainLogoTitle")}"/></a>
             	{else}
                 	<a href="{$page->systemURL}"><img src="{$rootUrl}/resources/graphics/ktlogo-topbar-right.png" class="primary" title="{$page->systemName}"/></a>
                 {/if}