diff --git a/upload/cb_install/sql/structure.sql b/upload/cb_install/sql/structure.sql
index a1077929..b2086976 100644
--- a/upload/cb_install/sql/structure.sql
+++ b/upload/cb_install/sql/structure.sql
@@ -1055,4 +1055,7 @@ ALTER TABLE `{tbl_prefix}_groups` ADD `group_admins` TEXT NOT NULL AFTER `userid
 
 ALTER TABLE `{tbl_prefix}pages` ADD `page_order` BIGINT( 100 ) NOT NULL AFTER `page_id` ,
 ADD `display` ENUM( 'yes', 'no' ) NOT NULL DEFAULT 'yes' AFTER `page_order` ;
-ALTER TABLE  `{tbl_prefix}users` ADD  `voted` TEXT NOT NULL AFTER  `last_commented`;
\ No newline at end of file
+ALTER TABLE  `{tbl_prefix}users` ADD  `voted` TEXT NOT NULL AFTER  `last_commented`;
+
+-- Alterations for 2.5.5
+ALTER TABLE `{tbl_prefix}groups` ADD `group_admins` TEXT NOT NULL AFTER `userid`;
\ No newline at end of file