diff --git a/package.json b/package.json
index d398700a..165f07a5 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   },
   "devDependencies": {
     "@lodder/grunt-postcss": "3.1.1",
-    "autoprefixer": "10.5.4",
+    "autoprefixer": "10.5.5",
     "cssnano": "9.0.3",
     "grunt": "1.6.3",
     "grunt-cli": "1.5.0",