diff --git a/package.json b/package.json
index a013d01..f6c1aaf 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
     "hexo-generator-tag": "^2.0.0",
     "hexo-helper-live2d": "^3.1.1",
     "hexo-neat": "^1.0.9",
+    "hexo-related-posts": "^1.5.2",
     "hexo-renderer-ejs": "^2.0.0",
     "hexo-renderer-pandoc": "^0.4.0",
     "hexo-renderer-stylus": "^3.0.1",