diff --git a/e107_handlers/mysql_class.php b/e107_handlers/mysql_class.php
index f559abba8..527e300fb 100644
--- a/e107_handlers/mysql_class.php
+++ b/e107_handlers/mysql_class.php
@@ -3248,7 +3248,11 @@ class e_db_mysql
 /**
  * Backwards compatibility
  */
-class db extends e_db_mysql
-{
 
+if(!class_exists('db'))
+{
+	class db extends e_db_mysql
+	{
+
+	}
 }