diff --git a/package-lock.json b/package-lock.json
index c13e7e3..11219e5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "2.0.0",
       "license": "ISC",
       "dependencies": {
-        "ip": "^2.0.1"
+        "ipaddr.js": "^2.2.0"
       },
       "devDependencies": {
         "eslint": "^5.13.0",
@@ -1165,10 +1165,14 @@
         "node": ">=6"
       }
     },
-    "node_modules/ip": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/ip/-/ip-2.0.1.tgz",
-      "integrity": "sha512-lJUL9imLTNi1ZfXT+DU6rBBdbiKGBuay9B6xGSPVjUeQwaH1RIGqef8RZkUtHioLmSNpPR5M4HVKJGm1j8FWVQ=="
+    "node_modules/ipaddr.js": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-2.2.0.tgz",
+      "integrity": "sha512-Ag3wB2o37wslZS19hZqorUnrnzSkpOVy+IiiDEiTqNubEYpYuHWIf6K4psgN2ZWKExS4xhVCrRVfb/wfW8fWJA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 10"
+      }
     },
     "node_modules/is-arrayish": {
       "version": "0.2.1",
diff --git a/package.json b/package.json
index 432c437..12c96b5 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,6 @@
     "registry": "https://artifactory.brandwatch.com/artifactory/api/npm/npm"
   },
   "dependencies": {
-    "ip": "^2.0.1"
+    "ipaddr.js": "^2.2.0"
   }
 }
diff --git a/src/index.js b/src/index.js
index 7f9a8cc..303b525 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,7 +1,7 @@
 /**
  * Configure a ExpressJS middleware to expose useful health/metrics/checks endpoints.
  */
-const ip = require('ip');
+const ipaddr = require('ipaddr.js');
 
 // Default empty configuration
 let metrics;
@@ -33,7 +33,8 @@ const addMetrics = (m) => { metrics = m; };
 const getMiddleware = () => (req, res, next) => {
   const requestingIP = req.ip || req.connection.remoteAddress
                        || req.socket.remoteAddress || req.connection.socket.remoteAddress;
-  if (!ip.isPrivate(requestingIP)) {
+
+  if (!['private', 'loopback'].includes(ipaddr.parse(requestingIP).range())) {
     return next();
   }