diff --git a/README.md b/README.md
index b52caf1..6a23936 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 
 > This project is based on [hexo-neat](https://github.com/rozbo/hexo-neat)
 
-Yet Another Minifier for Hexo. Minify and compress html, js and css. Support gzip and [brotli](https://en.wikipedia.org/wiki/Brotli) [compressions](https://en.wikipedia.org/wiki/HTTP_compression).
+Yet Another Minifier for Hexo. Minify and compress html, js and css. xml and json are compressed only. Support gzip and [brotli](https://en.wikipedia.org/wiki/Brotli) [compressions](https://en.wikipedia.org/wiki/HTTP_compression).
 
 The original package has not been [updated](https://www.npmjs.com/package/hexo-neat) for a while. I update the [dependencies](https://github.com/weyusi/hexo-yam/blob/master/package.json) and add compression support.
 
diff --git a/package.json b/package.json
index ce52583..365f14d 100644
--- a/package.json
+++ b/package.json
@@ -29,6 +29,8 @@
     "html",
     "js",
     "css",
+    "xml",
+    "json",
     "minify",
     "compress",
     "gzip",