diff --git a/azure-demo-function-face/package-lock.json b/azure-demo-function-face/package-lock.json
index 818bbcc..2fd305a 100644
--- a/azure-demo-function-face/package-lock.json
+++ b/azure-demo-function-face/package-lock.json
@@ -60,6 +60,16 @@
         "uuid": "3.2.1",
         "xmldom": "0.1.27",
         "xpath.js": "1.1.0"
+      },
+      "dependencies": {
+        "async": {
+          "version": "2.6.0",
+          "resolved": "https://registry.npmjs.org/async/-/async-2.6.0.tgz",
+          "integrity": "sha512-xAfGg1/NTLBBKlHFmnd7PlmUW9KhVQIUuSrYem9xzFUZy13ScvtyGGejaae9iAVRiRq9+Cx7DPFaAAhCpyxyPw==",
+          "requires": {
+            "lodash": "^4.14.0"
+          }
+        }
       }
     },
     "ajv": {
@@ -84,11 +94,18 @@
       "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
     },
     "async": {
-      "version": "2.6.0",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.0.tgz",
-      "integrity": "sha1-YaKau2/MAm/qd+VtHG7FOnlZUfQ=",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "requires": {
-        "lodash": "4.17.5"
+        "lodash": "^4.17.14"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.21",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+        }
       }
     },
     "asynckit": {
diff --git a/azure-demo-function-face/package.json b/azure-demo-function-face/package.json
index 14871cd..51da279 100644
--- a/azure-demo-function-face/package.json
+++ b/azure-demo-function-face/package.json
@@ -6,7 +6,7 @@
   "author": "Nathan Gaskill",
   "license": "MIT",
   "dependencies": {
-    "async": "^2.6.0",
+    "async": "^2.6.4",
     "azure-cognitiveservices-face": "^1.0.0-preview",
     "azure-storage": "^2.8.0",
     "moment": "^2.21.0",