diff --git a/package-lock.json b/package-lock.json
index 2521237..8c8ae7b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -325,9 +325,12 @@
       "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c="
     },
     "async": {
-      "version": "1.5.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+      "requires": {
+        "lodash": "^4.17.14"
+      }
     },
     "async-each": {
       "version": "1.0.3",
@@ -1463,16 +1466,6 @@
         "request": "^2.57.0",
         "tough-cookie": "^2.3.2",
         "tough-cookie-file-store": "^1.1.1"
-      },
-      "dependencies": {
-        "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"
-          }
-        }
       }
     },
     "find-up": {
@@ -2151,6 +2144,11 @@
         "wordwrap": "^1.0.0"
       },
       "dependencies": {
+        "async": {
+          "version": "1.5.2",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
+          "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
+        },
         "glob": {
           "version": "5.0.15",
           "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
diff --git a/package.json b/package.json
index 6fcc9cb..79648d2 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "async": "^1.5.0",
+    "async": "^2.6.4",
     "aws-sdk": "^2.153.0",
     "body-parser": "^1.19.0",
     "browser-request": "^0.3.3",