diff --git a/include/php-gettext-1.0.7/gettext.inc b/include/php-gettext-1.0.7/gettext.inc
index eb94b256..740984ce 100644
--- a/include/php-gettext-1.0.7/gettext.inc
+++ b/include/php-gettext-1.0.7/gettext.inc
@@ -31,6 +31,8 @@ LC_MESSAGES	5
 LC_ALL			6
 */
 
+if (!defined('LC_MESSAGES')) define('LC_MESSAGES', 5);
+
 require('streams.php');
 require('gettext.php');
 
@@ -315,4 +317,4 @@ if (!function_exists('gettext')) {
 	}
 }
 
-?>
\ No newline at end of file
+?>