diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index dd716bac5..bdd02be7d 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -134,9 +134,16 @@
       "dev": true
     },
     "async": {
-      "version": "1.5.2",
-      "from": "async@>=1.2.1 <2.0.0",
-      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz"
+      "version": "2.1.4",
+      "from": "async@2.1.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.1.4.tgz",
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.4",
+          "from": "lodash@>=4.14.0 <5.0.0",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.4.tgz"
+        }
+      }
     },
     "async-foreach": {
       "version": "0.1.3",
@@ -1515,6 +1522,12 @@
       "resolved": "https://registry.npmjs.org/globby/-/globby-2.1.0.tgz",
       "dev": true,
       "dependencies": {
+        "async": {
+          "version": "1.5.2",
+          "from": "async@>=1.2.1 <2.0.0",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
+          "dev": true
+        },
         "glob": {
           "version": "5.0.15",
           "from": "glob@>=5.0.3 <6.0.0",
@@ -1834,6 +1847,12 @@
       "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.0.6.tgz",
       "dev": true,
       "dependencies": {
+        "async": {
+          "version": "1.5.2",
+          "from": "async@>=1.4.0 <2.0.0",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
+          "dev": true
+        },
         "optimist": {
           "version": "0.6.1",
           "from": "optimist@>=0.6.1 <0.7.0",
@@ -2183,6 +2202,12 @@
       "resolved": "https://registry.npmjs.org/istanbul/-/istanbul-0.4.5.tgz",
       "dev": true,
       "dependencies": {
+        "async": {
+          "version": "1.5.2",
+          "from": "async@>=1.0.0 <2.0.0",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
+          "dev": true
+        },
         "glob": {
           "version": "5.0.15",
           "from": "glob@>=5.0.15 <6.0.0",
@@ -4461,7 +4486,14 @@
         "form-data": {
           "version": "1.0.0-rc3",
           "from": "form-data@1.0.0-rc3",
-          "resolved": "https://registry.npmjs.org/form-data/-/form-data-1.0.0-rc3.tgz"
+          "resolved": "https://registry.npmjs.org/form-data/-/form-data-1.0.0-rc3.tgz",
+          "dependencies": {
+            "async": {
+              "version": "1.5.2",
+              "from": "async@>=1.4.0 <2.0.0",
+              "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz"
+            }
+          }
         },
         "isarray": {
           "version": "0.0.1",
diff --git a/package.json b/package.json
index d7ac16ec4..ebcf5525d 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "node >=4.0.0 <=4.1.1"
   ],
   "dependencies": {
-    "async": "^1.2.1",
+    "async": "^2.1.4",
     "aws-sdk": "^2.1.46",
     "body-parser": "^1.13.1",
     "checksum": "^0.1.1",