diff --git a/.mergesources.yml b/.mergesources.yml
index bc71aae..d9d7e2e 100644
--- a/.mergesources.yml
+++ b/.mergesources.yml
@@ -5,4 +5,14 @@ trunk:
   .: /open/phpinstaller/trunk
   sapphire: /open/modules/sapphire/trunk
   cms: /open/modules/cms/trunk
-  jsparty: /open/modules/jsparty/trunk
\ No newline at end of file
+  jsparty: /open/modules/jsparty/trunk
+
+wcc:
+  sapphire: /modules/sapphire/branches/2.4-wcc
+  cms: /modules/cms/branches/2.4-wcc
+  jsparty: /modules/jsparty/branches/2.4-wcc
+
+wc:
+  sapphire: /modules/sapphire/branches/2.3.1-womenconf
+  cms: /modules/cms/branches/2.3.1-womenconf
+  jsparty: /modules/jsparty/branches/2.3.1-womenconf
\ No newline at end of file
diff --git a/mysite/_config.php b/mysite/_config.php
index ba9066a..c1f46e8 100644
--- a/mysite/_config.php
+++ b/mysite/_config.php
@@ -15,4 +15,6 @@ MySQLDatabase::set_connection_charset('utf8');
 SSViewer::set_theme('blackcandy');
 
 // enable nested URLs for this site (e.g. page/sub-page/)
-SiteTree::enable_nested_urls();
\ No newline at end of file
+SiteTree::enable_nested_urls();
+
+MathSpamProtection::setEnabled(true);
\ No newline at end of file