diff --git a/package-lock.json b/package-lock.json
index 309aa5a..77c711c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -237,19 +237,9 @@
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-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.1.tgz",
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-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.10.tgz",
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+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.2.tgz",
+      "integrity": "sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g=="
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@@ -3344,6 +3334,19 @@
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+        "async": {
+          "version": "2.6.4",
+          "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+          "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+          "requires": {
+            "lodash": "^4.17.14"
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+        "lodash": {
+          "version": "4.17.21",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
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diff --git a/package.json b/package.json
index aa2af36..6d52d85 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "url": "https://github.com/IBM/watson-second-opinion"
   },
   "dependencies": {
-    "async": "^2.6.0",
+    "async": "^3.2.2",
     "async-waterfall": "^0.1.5",
     "body-parser": "^1.18.3",
     "cheerio": "~1.0.0-rc.2",