diff --git a/package.json b/package.json
index 192d617..5e5374f 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "topcoat-utils": "^1.0.0"
   },
   "devDependencies": {
-    "autoprefixer": "^6.4.0",
+    "autoprefixer": "^7.0.0",
     "ava": "^0.16.0",
     "babel-cli": "^6.14.0",
     "babel-core": "^6.14.0",