diff --git a/bulkDeleteConversations.js b/bulkDeleteConversations.js
index 733fc76..501943e 100644
--- a/bulkDeleteConversations.js
+++ b/bulkDeleteConversations.js
@@ -11,7 +11,7 @@ async function bulkDeleteConversations() {
 
   // 使用 for 循环按顺序删除选中的对话
   for (const element of selectedConversations) {
-    delay(100);
+    await delay(500);
     await deleteConversation(element);
   }
 }
diff --git a/manifest.json b/manifest.json
index e0594a8..4690a90 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "ChatGPT Bulk Delete",
-  "version": "2.1",
+  "version": "2.2",
   "description": "A Chrome extension to bulk delete ChatGPT conversations",
   "icons": {
     "48": "icon48.png"