diff --git a/lib/close.io.js b/lib/close.io.js
index 85c3640..4fe93ec 100644
--- a/lib/close.io.js
+++ b/lib/close.io.js
@@ -1,5 +1,4 @@
 'use strict';
-var deferred = require('node-promise').defer;
 var request = require('request');
 var qs = require('querystring');
 
@@ -235,25 +234,27 @@ Closeio.prototype._request = function(options) {
     pass: ''
   };
   options.jar = false;
-  var d = deferred();
-  request(options, function(error, response, body) {
-    if (!error && response.statusCode === 200) {
-      d.resolve(JSON.parse(body));
-      return;
-    }
-    if (error) {
-      d.reject(error);
-      return;
-    }
-    var rejection;
-    try {
-      rejection = JSON.parse(body);
-    }catch(e){
-      rejection = response.statusCode == 200 ? body : response.statusCode;
-    }
-    d.reject(rejection);
+  return new Promise((resolve, reject) => {
+    request(options, function(error, response, body) {
+      if (!error && response.statusCode === 200) {
+        resolve(JSON.parse(body));
+        return;
+      }
+      if (error) {
+        reject(error);
+        return;
+      }
+      var rejection;
+      try {
+        rejection = JSON.parse(body);
+      }catch(e){
+        rejection = response.statusCode == 200 ? body : response.statusCode;
+      }
+      const err = new Error();
+      err.data = rejection;
+      reject(err);
+    });
   });
-  return d.promise;
 };
 
 Closeio.prototype._post = function(path, options) {
diff --git a/package.json b/package.json
index 5a7dd4e..c174ee2 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,6 @@
     "test": "./node_modules/mocha/bin/mocha --recursive test/"
   },
   "dependencies": {
-    "node-promise": "0.5.8",
     "request": "2.69.0"
   },
   "devDependencies": {