diff --git a/index.js b/index.js
index f9a540c..7f66f54 100644
--- a/index.js
+++ b/index.js
@@ -1,24 +1,18 @@
 
-var Mailgun = require('mailgun-js');
+const Mailgun = require('mailgun.js');
 
-var SimpleMailgunAdapter = mailgunOptions => {
+const SimpleMailgunAdapter = mailgunOptions => {
   if (!mailgunOptions || !mailgunOptions.apiKey || !mailgunOptions.domain || !mailgunOptions.fromAddress) {
     throw 'SimpleMailgunAdapter requires an API Key, domain, and fromAddress.';
   }
-  var mailgun = Mailgun(mailgunOptions);
-
-  var sendMail = mail => {
-    var data = Object.assign({}, mail, { from: mailgunOptions.fromAddress });
+  const mailgunClient = Mailgun.client({
+    username: 'api',
+    key: mailgunOptions.apiKey
+  });
 
-    return new Promise((resolve, reject) => {
-      mailgun.messages().send(data, (err, body) => {
-        if (typeof err !== 'undefined') {
-          reject(err);
-          return;
-        }
-        resolve(body);
-      });
-    });
+  const sendMail = mail => {
+    const data = Object.assign({}, mail, { from: mailgunOptions.fromAddress });
+    return mailgunClient.messages.create(mailgunOptions.domain, data);
   }
 
   return Object.freeze({
diff --git a/package-lock.json b/package-lock.json
index b212088..5da55ab 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,603 +4,181 @@
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-      "requires": {
-        "es6-promisify": "^5.0.0"
-      }
-    },
-    "ast-types": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/ast-types/-/ast-types-0.12.2.tgz",
-      "integrity": "sha512-8c83xDLJM/dLDyXNLiR6afRRm4dPKN6KAnKqytRK3DBJul9lA+atxdQkNDkSVPdTqea5HiRq3lnnOIZ0MBpvdg=="
-    },
-    "async": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
-      "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
-      "requires": {
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-      }
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-      "version": "0.4.0",
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-      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
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-    "bytes": {
+    "abort-controller": {
       "version": "3.0.0",
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diff --git a/package.json b/package.json
index 72b603b..edcbb33 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@parse/simple-mailgun-adapter",
-  "version": "1.2.0",
+  "version": "2.0.0",
   "description": "Used to send Parse Server password reset and email verification emails though Mailgun",
   "main": "index.js",
   "scripts": {
@@ -22,6 +22,6 @@
   },
   "homepage": "https://github.com/parse-community/parse-server-simple-mailgun-adapter#readme",
   "dependencies": {
-    "mailgun-js": "0.22.0"
+    "mailgun.js": "3.2.1"
   }
 }