diff --git a/package.json b/package.json
index a20870d..392da82 100644
--- a/package.json
+++ b/package.json
@@ -38,17 +38,17 @@
   "dependencies": {
     "acorn-jsx": "^4.1.1",
     "asyncro": "^3.0.0",
-    "autoprefixer": "^7.2.5",
+    "autoprefixer": "^8.0.0",
     "babel-polyfill": "^6.26.0",
     "camelcase": "^4.1.0",
     "chalk": "^2.3.0",
-    "es6-promisify": "^5.0.0",
+    "es6-promisify": "^6.0.0",
     "glob": "^7.1.2",
     "gzip-size": "^4.1.0",
     "pretty-bytes": "^4.0.2",
     "regenerator-runtime": "^0.11.1",
-    "rollup": "^0.55.1",
-    "rollup-plugin-buble": "^0.18.0",
+    "rollup": "^0.56.2",
+    "rollup-plugin-buble": "^0.19.2",
     "rollup-plugin-bundle-size": "^1.0.1",
     "rollup-plugin-commonjs": "^8.2.6",
     "rollup-plugin-es3": "^1.1.0",
diff --git a/src/utils.js b/src/utils.js
index 6a9f949..acbc6f6 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -1,5 +1,5 @@
 import fs from 'fs';
-import promisify from 'es6-promisify';
+import { promisify } from 'es6-promisify';
 
 export const readFile = promisify(fs.readFile);
 // export const writeFile = promisify(fs.writeFile);
diff --git a/test/index.test.js b/test/index.test.js
index 9054deb..d0dca67 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -1,6 +1,6 @@
 import { resolve } from 'path';
 import fs from 'fs-extra';
-import promisify from 'es6-promisify';
+import { promisify } from 'es6-promisify';
 import dirTree from 'directory-tree';
 import shellQuote from 'shell-quote';
 import _rimraf from 'rimraf';