diff --git a/src/feishu-doc-export/HttpApi/FeiShuHttpApiCaller.cs b/src/feishu-doc-export/HttpApi/FeiShuHttpApiCaller.cs
index d394420..b5b56b6 100644
--- a/src/feishu-doc-export/HttpApi/FeiShuHttpApiCaller.cs
+++ b/src/feishu-doc-export/HttpApi/FeiShuHttpApiCaller.cs
@@ -460,7 +460,7 @@ public async Task<List<CloudDocDto>> GetChildCloudDoc(string parentNodeToken)
                     }
                 }
 
-                pageToken = pagedResult.PageToken;
+                pageToken = pagedResult.PageToken ?? pagedResult.NextPageToken;
                 hasMore = pagedResult.HasMore;
 
             } while (hasMore && !string.IsNullOrWhiteSpace(pageToken));