diff --git a/lib/plugins/tag/include_code.ts b/lib/plugins/tag/include_code.ts
index 0d9b09b2f9..914f614f39 100644
--- a/lib/plugins/tag/include_code.ts
+++ b/lib/plugins/tag/include_code.ts
@@ -1,4 +1,3 @@
-import { exists, readFile } from 'hexo-fs';
 import { basename, extname, join, posix } from 'path';
 
 const rCaptionTitleFile = /(.*)?(?:\s+|^)(\/*\S+)/;