diff --git a/package-lock.json b/package-lock.json
index 82f1b4a..734ac1b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -479,12 +479,9 @@
       "dev": true
     },
     "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"
-      }
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.2.tgz",
+      "integrity": "sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g=="
     },
     "balanced-match": {
       "version": "1.0.2",
@@ -1307,7 +1304,8 @@
     "lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
+      "dev": true
     },
     "lodash.get": {
       "version": "4.4.2",
diff --git a/package.json b/package.json
index f93021f..2883f16 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "author": "GuideSmiths Ltd",
   "license": "ISC",
   "dependencies": {
-    "async": "^2.6.0",
+    "async": "^3.2.2",
     "lodash.get": "^4.4.2",
     "pg": "^8.4.1"
   },