diff --git a/frontend/src/pages/wiki2/top-nav/index.js b/frontend/src/pages/wiki2/top-nav/index.js
index 7a8d67d59f..6d62747108 100644
--- a/frontend/src/pages/wiki2/top-nav/index.js
+++ b/frontend/src/pages/wiki2/top-nav/index.js
@@ -40,12 +40,14 @@ function WikiTopNav({ config, currentPageId, setCurrentPage, toggleFreezeStatus,
 
         );
       })}
-      <IconButton
-        id="lock-unlock-file"
-        icon={lockUnlockIcon}
-        text={lockUnlockText}
-        onClick={toggleFreezeStatus}
-      />
+      {paths.length > 0 && (
+        <IconButton
+          id="lock-unlock-file"
+          icon={lockUnlockIcon}
+          text={lockUnlockText}
+          onClick={toggleFreezeStatus}
+        />
+      )}
     </div>
   );
 }
diff --git a/seahub/api2/endpoints/wiki2.py b/seahub/api2/endpoints/wiki2.py
index b44c1b0e73..6330177646 100644
--- a/seahub/api2/endpoints/wiki2.py
+++ b/seahub/api2/endpoints/wiki2.py
@@ -510,6 +510,7 @@ class Wiki2PagesView(APIView):
             'repo_id': repo_id,
             'parent_dir': os.path.dirname(file_path),
             'obj_name': file_name,
+            'locked': False,
             'mtime': timestamp_to_isoformat_timestr(file_obj.mtime) if file_obj else ''
         }
 
@@ -603,7 +604,8 @@ class Wiki2PagesView(APIView):
                 'name': page_name,
                 'path': path,
                 'icon': '',
-                'docUuid': str(sdoc_uuid)
+                'docUuid': str(sdoc_uuid),
+                'locked': False
             }
             pages.append(new_page)
 
@@ -880,7 +882,9 @@ class Wiki2PageView(APIView):
         except ValueError:
             error_msg = 'expire invalid.'
             return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
-
+        is_locked = seafile_api.check_file_lock(repo_id, path.lstrip('/'), '')
+        if is_locked == locked:
+            return Response('success', status=status.HTTP_200_OK)
         if locked:
             try:
                 seafile_api.lock_file(repo_id, path.lstrip('/'), username, expire)