diff --git a/package.json b/package.json
index d88379d..870f0e1 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
   "homepage": "https://github.com/webkong/easyify-cli#readme",
   "scripts": {},
   "dependencies": {
-    "async": "^2.4.0",
+    "async": "^3.2.2",
     "chalk": "^2.1.0",
     "coffee-script": "1.12.7",
     "commander": "^2.9.0",
diff --git a/yarn.lock b/yarn.lock
index 65ae255..429e62e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -128,12 +128,10 @@ assertion-error@^1.1.0:
   resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
   integrity sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==
 
-async@^2.4.0:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.1.tgz#b245a23ca71930044ec53fa46aa00a3e87c6a610"
-  integrity sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==
-  dependencies:
-    lodash "^4.17.10"
+async@^3.2.2:
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-3.2.2.tgz#2eb7671034bb2194d45d30e31e24ec7e7f9670cd"
+  integrity sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g==
 
 asynckit@^0.4.0:
   version "0.4.0"