diff --git a/package-lock.json b/package-lock.json
index 6c11ca2..806308e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
         "@typescript-eslint/eslint-plugin": "1.4.2",
         "@typescript-eslint/parser": "1.4.2",
         "acorn": "6.1.1",
-        "async": "2.6.2",
+        "async": "3.2.2",
         "aws-sdk": "2.424.0",
         "cross-spawn": "6.0.5",
         "css-loader": "2.1.1",
@@ -1172,13 +1172,10 @@
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     },
     "node_modules/async": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
-      "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
-      "dev": true,
-      "dependencies": {
-        "lodash": "^4.17.11"
-      }
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.2.tgz",
+      "integrity": "sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g==",
+      "dev": true
     },
     "node_modules/async-each": {
       "version": "1.0.2",
@@ -4930,6 +4927,15 @@
         "node": ">=6"
       }
     },
+    "node_modules/istanbul-api/node_modules/async": {
+      "version": "2.6.3",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
+      "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+      "dev": true,
+      "dependencies": {
+        "lodash": "^4.17.14"
+      }
+    },
     "node_modules/istanbul-lib-coverage": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.3.tgz",
@@ -5981,9 +5987,9 @@
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     },
     "node_modules/lodash": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-      "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "node_modules/lodash.sortby": {
@@ -10566,13 +10572,10 @@
       "dev": true
     },
     "async": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
-      "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
-      "dev": true,
-      "requires": {
-        "lodash": "^4.17.11"
-      }
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.2.tgz",
+      "integrity": "sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g==",
+      "dev": true
     },
     "async-each": {
       "version": "1.0.2",
@@ -13621,6 +13624,17 @@
         "make-dir": "^1.3.0",
         "minimatch": "^3.0.4",
         "once": "^1.4.0"
+      },
+      "dependencies": {
+        "async": {
+          "version": "2.6.3",
+          "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
+          "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+          "dev": true,
+          "requires": {
+            "lodash": "^4.17.14"
+          }
+        }
       }
     },
     "istanbul-lib-coverage": {
@@ -14483,9 +14497,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-      "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash.sortby": {
diff --git a/package.json b/package.json
index a883cda..4c62d5d 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "@typescript-eslint/eslint-plugin": "1.4.2",
     "@typescript-eslint/parser": "1.4.2",
     "acorn": "6.1.1",
-    "async": "2.6.2",
+    "async": "3.2.2",
     "aws-sdk": "2.424.0",
     "cross-spawn": "6.0.5",
     "css-loader": "2.1.1",