diff --git a/src/app/auth/migrations/20140823144643_user_login_history.php b/src/app/auth/migrations/20140823144643_user_login_history.php
index <HASH>..<HASH> 100644
--- a/src/app/auth/migrations/20140823144643_user_login_history.php
+++ b/src/app/auth/migrations/20140823144643_user_login_history.php
@@ -14,7 +14,7 @@ class UserLoginHistory extends AbstractMigration
             $table = $this->table( 'UserLoginHistories' );
             $table->addColumn( 'uid', 'integer' )
                   ->addColumn( 'type', 'integer', [ 'length' => 1 ] )
-                  ->addColumn( 'ip', 'string', [ 'length' => 16 ] )
+                  ->addColumn( 'ip', 'string', [ 'length' => 45 ] )
                   ->addColumn( 'user_agent', 'string' )
                   ->addColumn( 'created_at', 'integer' )
                   ->addColumn( 'updated_at', 'integer', [ 'null' => true, 'default' => null ] )
bump up user login history ip character length for ipv6