diff --git a/package.json b/package.json
index ce93941..85c5590 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
   "author": "HuoDing <hd@qq.com>",
   "license": "MIT",
   "dependencies": {
-    "async": "1.5.2",
+    "async": "3.2.2",
     "@ddn/bignum-utils": "^1.0.0",
     "bitcore-mnemonic": "^8.5.1",
     "bytebuffer": "^4.0.0",
diff --git a/yarn.lock b/yarn.lock
index c3715a0..6b36442 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -165,9 +165,9 @@ assert-plus@1.0.0, assert-plus@^1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/assert-plus/download/assert-plus-1.0.0.tgz#f12e0f3c5d77b0b1cdd9146942e4e96c1e4dd525"
 
-async@1.5.2:
-  version "1.5.2"
-  resolved "http://registry.npm.taobao.org/async/download/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
+async@3.2.2:
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-3.2.2.tgz#2eb7671034bb2194d45d30e31e24ec7e7f9670cd"
 
 async@^2.6.1:
   version "2.6.3"