diff --git a/frontend/src/pages/sys-admin/users/user-repos.js b/frontend/src/pages/sys-admin/users/user-repos.js
index 2ddf6a18a2..ca4c8b4531 100644
--- a/frontend/src/pages/sys-admin/users/user-repos.js
+++ b/frontend/src/pages/sys-admin/users/user-repos.js
@@ -188,7 +188,7 @@ class Item extends Component {
           <td><img src={iconUrl} title={iconTitle} alt={iconTitle} width="24" /></td>
           <td>{this.renderRepoName()}</td>
           <td>{Utils.bytesToSize(item.size)}</td>
-          <td>{moment(item.last_modify).fromNow()}</td>
+          <td>{moment(item.last_modified).fromNow()}</td>
           <td>
             {isOpIconShown &&
             <OpMenu
diff --git a/seahub/api2/endpoints/admin/libraries.py b/seahub/api2/endpoints/admin/libraries.py
index 96b15e992b..f7d93a248f 100644
--- a/seahub/api2/endpoints/admin/libraries.py
+++ b/seahub/api2/endpoints/admin/libraries.py
@@ -56,7 +56,7 @@ def get_repo_info(repo):
     result['encrypted'] = repo.encrypted
     result['file_count'] = repo.file_count
     result['status'] = normalize_repo_status_code(repo.status)
-    result['last_modify'] = timestamp_to_isoformat_timestr(repo.last_modified)
+    result['last_modified'] = timestamp_to_isoformat_timestr(repo.last_modified)
 
     if '@seafile_group' in owner:
         group_id = get_group_id_by_repo_owner(owner)