diff --git a/README.md b/README.md
index e363b4b..c974825 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,6 @@ const newsapi = new NewsAPI('YOUR_API_KEY');
 // To query top headlines
 // All options passed to topHeadlines are optional, but you need to include at least one of them
 newsapi.v2.topHeadlines({
-  sources: 'bbc-news,the-verge',
   q: 'trump',
   category: 'politics',
   language: 'en',
@@ -55,7 +54,7 @@ newsapi.v2.topHeadlines({
 newsapi.v2.everything({
   q: 'trump',
   sources: 'bbc-news,the-verge',
-  domains: 'bbc.co.uk, techcrunch.com',
+  domains: 'bbc.co.uk,techcrunch.com',
   from: '2017-12-01',
   to: '2017-12-12',
   language: 'en',
diff --git a/RELEASE.md b/RELEASE.md
index a3cfc48..32db6b7 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -1,5 +1,12 @@
 # Release Notes
 
+## v2.3.0
+Date: 2018-07-31  
+Type: Minor  
+This release makes the following changes, updates, and bug fixes:
+1. Update mocha to eliminate vulnerabilities.
+2. Remove use of bluebird. Use native promises instead.
+
 ## v2.2.2
 Date: 2018-03-26  
 Type: Patch  
diff --git a/index.js b/index.js
index fd145aa..aa5e546 100644
--- a/index.js
+++ b/index.js
@@ -10,13 +10,10 @@
  * claim to have created any of the facilities provided by NewsAPI.org.
  */
 
-const Promise = require('bluebird'),
-  fetch = require('node-fetch'),
+const fetch = require('node-fetch'),
   qs = require('querystring'),
   host = 'https://newsapi.org';
 
-fetch.Promise = Promise;
-
 let API_KEY; // To be set by clients
 
 class NewsAPI {
diff --git a/package-lock.json b/package-lock.json
index da64260..975ff56 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,35 +10,27 @@
       "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
       "dev": true
     },
-    "bluebird": {
-      "version": "3.5.1",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.1.tgz",
-      "integrity": "sha512-MKiLiV+I1AA596t9w1sQJ8jkiSr5+ZKi0WKrYGUn6d1Fx+Ij4tIj+m2WMQSGczs5jZVxV339chE8iwk6F64wjA=="
-    },
     "brace-expansion": {
-      "version": "1.1.8",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.8.tgz",
-      "integrity": "sha1-wHshHHyVLsH479Uad+8NHTmQopI=",
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
       "dev": true,
       "requires": {
-        "balanced-match": "1.0.0",
+        "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
       }
     },
     "browser-stdout": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.0.tgz",
-      "integrity": "sha1-81HTKWnTL6XXpVZxVCY9korjvR8=",
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.1.tgz",
+      "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==",
       "dev": true
     },
     "commander": {
-      "version": "2.9.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-2.9.0.tgz",
-      "integrity": "sha1-nJkJQXbhIkDLItbFFGCYQA/g99Q=",
-      "dev": true,
-      "requires": {
-        "graceful-readlink": "1.0.1"
-      }
+      "version": "2.15.1",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+      "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
+      "dev": true
     },
     "concat-map": {
       "version": "0.0.1",
@@ -47,24 +39,24 @@
       "dev": true
     },
     "debug": {
-      "version": "2.6.8",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.8.tgz",
-      "integrity": "sha1-5zFTHKLt4n0YgiJCfaF4IdaP9Pw=",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+      "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
       "dev": true,
       "requires": {
         "ms": "2.0.0"
       }
     },
     "diff": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/diff/-/diff-3.2.0.tgz",
-      "integrity": "sha1-yc45Okt8vQsFinJck98pkCeGj/k=",
+      "version": "3.5.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-3.5.0.tgz",
+      "integrity": "sha512-A46qtFgd+g7pDZinpnwiRJtxbC1hpgf0uzP3iG89scHk0AUC7A1TGxf5OiiOUv/JMZR8GOt8hL900hV0bOy5xA==",
       "dev": true
     },
     "dotenv": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-5.0.0.tgz",
-      "integrity": "sha512-p4A7snaxI9Hnj3GDWhTpckHYcd9WwZDmGPcvJJV3CoRFq0Dvsp96eYgXBl9WbmbJfuxqiZ2WenNaeWSs675ghQ==",
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-5.0.1.tgz",
+      "integrity": "sha512-4As8uPrjfwb7VXC+WnLCbXK7y+Ueb2B3zgNCePYfhxS1PYeaO1YTeplffTEcbfLhvFNGLAz90VvJs9yomG7bow==",
       "dev": true
     },
     "escape-string-regexp": {
@@ -80,35 +72,29 @@
       "dev": true
     },
     "glob": {
-      "version": "7.1.1",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.1.tgz",
-      "integrity": "sha1-gFIR3wT6rxxjo2ADBs31reULLsg=",
+      "version": "7.1.2",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
+      "integrity": "sha512-MJTUg1kjuLeQCJ+ccE4Vpa6kKVXkPYJ2mOCQyUuKLcLQsdrMCpBPUi8qVE6+YuaJkozeA9NusTAw3hLr8Xe5EQ==",
       "dev": true,
       "requires": {
-        "fs.realpath": "1.0.0",
-        "inflight": "1.0.6",
-        "inherits": "2.0.3",
-        "minimatch": "3.0.4",
-        "once": "1.4.0",
-        "path-is-absolute": "1.0.1"
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.0.4",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
       }
     },
-    "graceful-readlink": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
-      "integrity": "sha1-TK+tdrxi8C+gObL5Tpo906ORpyU=",
-      "dev": true
-    },
     "growl": {
-      "version": "1.9.2",
-      "resolved": "https://registry.npmjs.org/growl/-/growl-1.9.2.tgz",
-      "integrity": "sha1-Dqd0NxXbjY3ixe3hd14bRayFwC8=",
+      "version": "1.10.5",
+      "resolved": "https://registry.npmjs.org/growl/-/growl-1.10.5.tgz",
+      "integrity": "sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==",
       "dev": true
     },
     "has-flag": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-1.0.0.tgz",
-      "integrity": "sha1-nZ55MWXOAXoA8AQYxD+UKnsdEfo=",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
+      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
       "dev": true
     },
     "he": {
@@ -123,8 +109,8 @@
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
       "dev": true,
       "requires": {
-        "once": "1.4.0",
-        "wrappy": "1.0.2"
+        "once": "^1.3.0",
+        "wrappy": "1"
       }
     },
     "inherits": {
@@ -133,87 +119,13 @@
       "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
       "dev": true
     },
-    "json3": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/json3/-/json3-3.3.2.tgz",
-      "integrity": "sha1-PAQ0dD35Pi9cQq7nsZvLSDV19OE=",
-      "dev": true
-    },
-    "lodash._baseassign": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/lodash._baseassign/-/lodash._baseassign-3.2.0.tgz",
-      "integrity": "sha1-jDigmVAPIVrQnlnxci/QxSv+Ck4=",
-      "dev": true,
-      "requires": {
-        "lodash._basecopy": "3.0.1",
-        "lodash.keys": "3.1.2"
-      }
-    },
-    "lodash._basecopy": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz",
-      "integrity": "sha1-jaDmqHbPNEwK2KVIghEd08XHyjY=",
-      "dev": true
-    },
-    "lodash._basecreate": {
-      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/lodash._basecreate/-/lodash._basecreate-3.0.3.tgz",
-      "integrity": "sha1-G8ZhYU2qf8MRt9A78WgGoCE8+CE=",
-      "dev": true
-    },
-    "lodash._getnative": {
-      "version": "3.9.1",
-      "resolved": "https://registry.npmjs.org/lodash._getnative/-/lodash._getnative-3.9.1.tgz",
-      "integrity": "sha1-VwvH3t5G1hzc3mh9ZdPuy6o6r/U=",
-      "dev": true
-    },
-    "lodash._isiterateecall": {
-      "version": "3.0.9",
-      "resolved": "https://registry.npmjs.org/lodash._isiterateecall/-/lodash._isiterateecall-3.0.9.tgz",
-      "integrity": "sha1-UgOte6Ql+uhCRg5pbbnPPmqsBXw=",
-      "dev": true
-    },
-    "lodash.create": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/lodash.create/-/lodash.create-3.1.1.tgz",
-      "integrity": "sha1-1/KEnw29p+BGgruM1yqwIkYd6+c=",
-      "dev": true,
-      "requires": {
-        "lodash._baseassign": "3.2.0",
-        "lodash._basecreate": "3.0.3",
-        "lodash._isiterateecall": "3.0.9"
-      }
-    },
-    "lodash.isarguments": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz",
-      "integrity": "sha1-L1c9hcaiQon/AGY7SRwdM4/zRYo=",
-      "dev": true
-    },
-    "lodash.isarray": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/lodash.isarray/-/lodash.isarray-3.0.4.tgz",
-      "integrity": "sha1-eeTriMNqgSKvhvhEqpvNhRtfu1U=",
-      "dev": true
-    },
-    "lodash.keys": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/lodash.keys/-/lodash.keys-3.1.2.tgz",
-      "integrity": "sha1-TbwEcrFWvlCgsoaFXRvQsMZWCYo=",
-      "dev": true,
-      "requires": {
-        "lodash._getnative": "3.9.1",
-        "lodash.isarguments": "3.1.0",
-        "lodash.isarray": "3.0.4"
-      }
-    },
     "minimatch": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
       "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
       "dev": true,
       "requires": {
-        "brace-expansion": "1.1.8"
+        "brace-expansion": "^1.1.7"
       }
     },
     "minimist": {
@@ -232,23 +144,22 @@
       }
     },
     "mocha": {
-      "version": "3.5.3",
-      "resolved": "https://registry.npmjs.org/mocha/-/mocha-3.5.3.tgz",
-      "integrity": "sha512-/6na001MJWEtYxHOV1WLfsmR4YIynkUEhBwzsb+fk2qmQ3iqsi258l/Q2MWHJMImAcNpZ8DEdYAK72NHoIQ9Eg==",
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-5.2.0.tgz",
+      "integrity": "sha512-2IUgKDhc3J7Uug+FxMXuqIyYzH7gJjXECKe/w43IGgQHTSj3InJi+yAA7T24L9bQMRKiUEHxEX37G5JpVUGLcQ==",
       "dev": true,
       "requires": {
-        "browser-stdout": "1.3.0",
-        "commander": "2.9.0",
-        "debug": "2.6.8",
-        "diff": "3.2.0",
+        "browser-stdout": "1.3.1",
+        "commander": "2.15.1",
+        "debug": "3.1.0",
+        "diff": "3.5.0",
         "escape-string-regexp": "1.0.5",
-        "glob": "7.1.1",
-        "growl": "1.9.2",
+        "glob": "7.1.2",
+        "growl": "1.10.5",
         "he": "1.1.1",
-        "json3": "3.3.2",
-        "lodash.create": "3.1.1",
+        "minimatch": "3.0.4",
         "mkdirp": "0.5.1",
-        "supports-color": "3.1.2"
+        "supports-color": "5.4.0"
       }
     },
     "ms": {
@@ -258,9 +169,9 @@
       "dev": true
     },
     "node-fetch": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.1.1.tgz",
-      "integrity": "sha1-NpynC4L1DIZJYQSmx3bSdPTkotQ="
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.2.0.tgz",
+      "integrity": "sha512-OayFWziIxiHY8bCUyLX6sTpDH8Jsbp4FfYd1j1f7vZyfgkcOnAyM4oQR16f8a0s7Gl/viMGRey8eScYk4V4EZA=="
     },
     "once": {
       "version": "1.4.0",
@@ -268,7 +179,7 @@
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
       "dev": true,
       "requires": {
-        "wrappy": "1.0.2"
+        "wrappy": "1"
       }
     },
     "path-is-absolute": {
@@ -283,20 +194,20 @@
       "integrity": "sha1-kPVRRVUtAc/CAGZuToGKHJZw7aI=",
       "dev": true,
       "requires": {
-        "should-equal": "1.0.1",
-        "should-format": "3.0.3",
-        "should-type": "1.4.0",
-        "should-type-adaptors": "1.0.1",
-        "should-util": "1.0.0"
+        "should-equal": "^1.0.0",
+        "should-format": "^3.0.2",
+        "should-type": "^1.4.0",
+        "should-type-adaptors": "^1.0.1",
+        "should-util": "^1.0.0"
       }
     },
     "should-equal": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/should-equal/-/should-equal-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/should-equal/-/should-equal-1.0.1.tgz",
       "integrity": "sha1-C26VFvJgGp+wuy3MNpr6HH4gCvc=",
       "dev": true,
       "requires": {
-        "should-type": "1.4.0"
+        "should-type": "^1.0.0"
       }
     },
     "should-format": {
@@ -305,8 +216,8 @@
       "integrity": "sha1-m/yPdPo5IFxT04w01xcwPidxJPE=",
       "dev": true,
       "requires": {
-        "should-type": "1.4.0",
-        "should-type-adaptors": "1.0.1"
+        "should-type": "^1.3.0",
+        "should-type-adaptors": "^1.0.1"
       }
     },
     "should-type": {
@@ -316,13 +227,13 @@
       "dev": true
     },
     "should-type-adaptors": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/should-type-adaptors/-/should-type-adaptors-1.0.1.tgz",
-      "integrity": "sha1-7+VVPN9oz/ZuXF9RtxLcNRx3vqo=",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/should-type-adaptors/-/should-type-adaptors-1.1.0.tgz",
+      "integrity": "sha512-JA4hdoLnN+kebEp2Vs8eBe9g7uy0zbRo+RMcU0EsNy+R+k049Ki+N5tT5Jagst2g7EAja+euFuoXFCa8vIklfA==",
       "dev": true,
       "requires": {
-        "should-type": "1.4.0",
-        "should-util": "1.0.0"
+        "should-type": "^1.3.0",
+        "should-util": "^1.0.0"
       }
     },
     "should-util": {
@@ -332,12 +243,12 @@
       "dev": true
     },
     "supports-color": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.1.2.tgz",
-      "integrity": "sha1-cqJiiU2dQIuVbKBf83su2KbiotU=",
+      "version": "5.4.0",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.4.0.tgz",
+      "integrity": "sha512-zjaXglF5nnWpsq470jSv6P9DwPvgLkuapYmfDm3JWOm0vkNTVF2tI4UrN2r6jH1qM/uc/WtxYY1hYoA2dOKj5w==",
       "dev": true,
       "requires": {
-        "has-flag": "1.0.0"
+        "has-flag": "^3.0.0"
       }
     },
     "wrappy": {
diff --git a/package.json b/package.json
index e069936..5accae7 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "newsapi",
-  "version": "2.2.2",
-  "description": "A node interface for the awesome News API from newsapi.org",
+  "version": "2.3.0",
+  "description": "A node interface for News API from newsapi.org",
   "main": "index.js",
   "scripts": {
     "test": "mocha"
@@ -19,12 +19,11 @@
   },
   "license": "MIT",
   "dependencies": {
-    "bluebird": "^3.4.6",
-    "node-fetch": "^2.1.1"
+    "node-fetch": "^2.2.0"
   },
   "devDependencies": {
     "dotenv": "^5.0.0",
-    "mocha": "^3.1.2",
+    "mocha": "^5.2.0",
     "should": "^11.1.1"
   }
 }