diff --git a/Auth/OpenID/BigMath.php b/Auth/OpenID/BigMath.php
index <HASH>..<HASH> 100644
--- a/Auth/OpenID/BigMath.php
+++ b/Auth/OpenID/BigMath.php
@@ -335,6 +335,7 @@ class Auth_OpenID_GmpMathWrapper extends Auth_OpenID_MathLibrary{
  * You can define new math library implementations and add them to
  * this array.
  */
+global $_Auth_OpenID_math_extensions;
 $_Auth_OpenID_math_extensions = array(
     array('modules' => array('gmp', 'php_gmp'),
           'extension' => 'gmp',
diff --git a/Auth/Yadis/XML.php b/Auth/Yadis/XML.php
index <HASH>..<HASH> 100644
--- a/Auth/Yadis/XML.php
+++ b/Auth/Yadis/XML.php
@@ -298,7 +298,8 @@ class Auth_Yadis_dom extends Auth_Yadis_XMLParser {
     }
 }
 
-$__Services_Yadis_defaultParser = null;
+global $__Auth_Yadis_defaultParser;
+$__Auth_Yadis_defaultParser = null;
 
 /**
  * Set a default parser to override the extension-driven selection of
[project @ Global variables conflict resolution]