diff --git a/Assets/Editor/TimelineNameCollector/Cache/timeline_name_cache.json.meta b/Assets/Editor/TimelineNameCollector/Cache/timeline_name_cache.json.meta
deleted file mode 100644
index 62cd32008..000000000
--- a/Assets/Editor/TimelineNameCollector/Cache/timeline_name_cache.json.meta
+++ /dev/null
@@ -1,7 +0,0 @@
-fileFormatVersion: 2
-guid: 65cb908453570044abbc145dac80f6de
-TextScriptImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Assets/Editor/TimelineNameCollector/TimelineNameCache.cs b/Assets/Editor/TimelineNameCollector/TimelineNameCache.cs
index c79daf725..afa3d2a57 100644
--- a/Assets/Editor/TimelineNameCollector/TimelineNameCache.cs
+++ b/Assets/Editor/TimelineNameCollector/TimelineNameCache.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Security.Cryptography;
@@ -31,7 +31,6 @@ namespace AibisDream.EditorTools
         public string lastFullScanTime;
         public List<TimelineNameCacheEntry> entries = new List<TimelineNameCacheEntry>();
 
-        private static readonly string CacheFolderRelativePath = "Assets/Editor/TimelineNameCollector/Cache";
         private static readonly string CacheFileName = "timeline_name_cache.json";
 
         public static string CacheFolderFullPath =>