diff --git a/package-lock.json b/package-lock.json
index 7d67a22..14f4384 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -168,12 +168,9 @@
       }
     },
     "async": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-      "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
-      "requires": {
-        "lodash": "^4.17.14"
-      }
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.2.tgz",
+      "integrity": "sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g=="
     },
     "balanced-match": {
       "version": "1.0.0",
diff --git a/package.json b/package.json
index 8554f4a..c02be2c 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   "author": "zerodom30",
   "license": "MIT",
   "dependencies": {
-    "async": "^2.6.3",
+    "async": "^3.2.2",
     "decimal.js": "^10.2.0",
     "lodash": "^4.17.21",
     "mocha": "^5.2.0"