diff --git a/package.hugo.json b/package.hugo.json
index a526626..615531d 100644
--- a/package.hugo.json
+++ b/package.hugo.json
@@ -3,7 +3,7 @@
   "version": "3.1.3",
   "author": "knokmki612 <knokmki612@gmail.com>",
   "dependencies": {
-    "autoprefixer": "10.4.13",
+    "autoprefixer": "10.4.20",
     "css-has-pseudo": "5.0.2",
     "modern-normalize": "1.1.0",
     "postcss": "8.4.21",