diff --git a/package.json b/package.json
index e258381..adb7fc6 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
   },
   "dependencies": {
     "@toxclient/shathui": "^0.4.5",
-    "autoprefixer": "8.1.0",
+    "autoprefixer": "9.1.1",
     "babel-core": "6.26.0",
     "babel-eslint": "8.2.2",
     "babel-jest": "23.0.0-alpha.0",