diff --git a/src/components/GroupMember.tsx b/src/components/GroupMember.tsx
index 96be686..fb371b7 100644
--- a/src/components/GroupMember.tsx
+++ b/src/components/GroupMember.tsx
@@ -27,7 +27,7 @@ export const GroupMember: React.FC<Props> = props => {
         dataSource={props.players}
         columns={[
           { dataIndex: '_', render: (_, __, i) => `(${i + 1})` },
-          { dataIndex: 'index' },
+          { dataIndex: 'number' },
           { dataIndex: 'name', render: (name, { uid }) => <User name={name} uid={uid} /> },
           { dataIndex: 'score' },
         ]}