diff --git a/package-lock.json b/package-lock.json
index 848076c..4a35168 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -53,12 +53,9 @@
       "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
     },
     "async": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
-      "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
-      "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=="
     },
     "async-limiter": {
       "version": "1.0.0",
@@ -618,6 +615,16 @@
         "optimist": "^0.6.1",
         "source-map": "^0.6.1",
         "uglify-js": "^3.1.4"
+      },
+      "dependencies": {
+        "async": {
+          "version": "2.6.4",
+          "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+          "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+          "requires": {
+            "lodash": "^4.17.14"
+          }
+        }
       }
     },
     "har-schema": {
@@ -783,9 +790,9 @@
       "integrity": "sha1-hMinKrWcRyUyFIDJdeZQg0LnCTc="
     },
     "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=="
     },
     "media-typer": {
       "version": "0.3.0",
diff --git a/package.json b/package.json
index 9be5873..e09b5be 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "author": "mkhattab",
   "license": "ISC",
   "dependencies": {
-    "async": "^2.4.0",
+    "async": "^3.2.2",
     "express": "^4.15.4",
     "fs": "0.0.1-security",
     "hbs": "^4.0.1",