diff --git a/Node/package-lock.json b/Node/package-lock.json
index 655969171..6f1f1bfb8 100644
--- a/Node/package-lock.json
+++ b/Node/package-lock.json
@@ -111,9 +111,12 @@
       "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
     },
     "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"
+      }
     },
     "asynckit": {
       "version": "0.4.0",
diff --git a/Node/package.json b/Node/package.json
index c571579fa..41eec2868 100644
--- a/Node/package.json
+++ b/Node/package.json
@@ -5,7 +5,7 @@
   "author": "Microsoft Corp.",
   "license": "MIT",
   "dependencies": {
-    "async": "^1.5.2",
+    "async": "^2.6.4",
     "base64url": "^3.0.0",
     "busboy": "^0.2.13",
     "chrono-node": "^1.2.5",