diff --git a/app/models/build.js b/app/models/build.js
index 57a96ec9..7f556557 100644
--- a/app/models/build.js
+++ b/app/models/build.js
@@ -22,6 +22,7 @@ if (Config.useV3API) {
 
 Build.reopen({
   ajax: Ember.inject.service(),
+  v3Ajax: Ember.inject.service(),
   state: attr(),
   number: attr('number'),
   message: attr('string'),
@@ -125,11 +126,11 @@ Build.reopen({
   canRestart: Ember.computed.alias('isFinished'),
 
   cancel() {
-    return this.get('ajax').post("/builds/" + (this.get('id')) + "/cancel");
+    return this.get('v3Ajax').post("/build/" + (this.get('id')) + "/cancel");
   },
 
   restart() {
-    return this.get('ajax').post("/builds/" + (this.get('id')) + "/restart");
+    return this.get('v3Ajax').post("/build/" + (this.get('id')) + "/restart");
   },
 
   formattedFinishedAt: function() {
diff --git a/app/models/job.js b/app/models/job.js
index f2284e5f..dbcafc1f 100644
--- a/app/models/job.js
+++ b/app/models/job.js
@@ -9,6 +9,7 @@ import { hasMany, belongsTo } from 'ember-data/relationships';
 
 export default Model.extend(DurationCalculations, {
   ajax: Ember.inject.service(),
+  v3Ajax: Ember.inject.service(),
   logId: attr(),
   queue: attr(),
   state: attr(),
@@ -111,7 +112,7 @@ export default Model.extend(DurationCalculations, {
   canRestart: Ember.computed.alias('isFinished'),
 
   cancel() {
-    return this.get('ajax').post("/jobs/" + (this.get('id')) + "/cancel");
+    return this.get('v3Ajax').post("/job/" + (this.get('id')) + "/cancel");
   },
 
   removeLog() {
@@ -126,7 +127,7 @@ export default Model.extend(DurationCalculations, {
   },
 
   restart() {
-    return this.get('ajax').post("/jobs/" + (this.get('id')) + "/restart");
+    return this.get('v3Ajax').post("/job/" + (this.get('id')) + "/restart");
   },
 
   appendLog(part) {
diff --git a/app/services/ajax.js b/app/services/ajax.js
index 4f62c57e..9ef679bc 100644
--- a/app/services/ajax.js
+++ b/app/services/ajax.js
@@ -1,18 +1,17 @@
 import Ember from 'ember';
 import config from 'travis/config/environment';
-var default_options;
 
 jQuery.support.cors = true;
 
-default_options = {
-  accepts: {
-    json: 'application/json; version=2'
-  }
-};
-
 export default Ember.Service.extend({
   auth: Ember.inject.service(),
 
+  default_options: {
+    accepts: {
+      json: 'application/json; version=2'
+    }
+  },
+
   get(url, callback, errorCallback) {
     return this.ajax(url, 'get', {
       success: callback,
@@ -38,11 +37,15 @@ export default Ember.Service.extend({
     return true;
   },
 
+  getEndpoint() {
+    return config.apiEndpoint || '';
+  },
+
   ajax(url, method, options) {
     var accepts, base, data, delimeter, endpoint, error, key, name, params, promise, ref, ref1, ref2, reject, resolve, success, token, value, xhr;
     method = method || "GET";
     method = method.toUpperCase();
-    endpoint = config.apiEndpoint || '';
+    endpoint = this.getEndpoint();
     options = options || {};
     token = Ember.get(this, 'auth').token();
     if (token && (this.needsAuth(method, url) || options.forceAuth)) {
@@ -83,7 +86,7 @@ export default Ember.Service.extend({
       return error.call(this, data, status, xhr);
     };
 
-    options = $.extend(options, default_options);
+    options = $.extend(options, this.default_options);
 
     if (options.data && (method === "GET" || method === "HEAD")) {
       params = jQuery.param(options.data);
diff --git a/app/services/v3-ajax.js b/app/services/v3-ajax.js
new file mode 100644
index 00000000..160dc151
--- /dev/null
+++ b/app/services/v3-ajax.js
@@ -0,0 +1,17 @@
+import Ember from 'ember';
+import config from 'travis/config/environment';
+import Ajax from 'travis/services/ajax';
+
+jQuery.support.cors = true;
+
+export default Ajax.extend({
+  default_options: {
+    accepts: {
+      json: 'application/json'
+    }
+  },
+
+  getEndpoint() {
+    return config.apiEndpoint + '/v3';
+  }
+});