diff --git a/.travis.yml b/.travis.yml
index 8ed9373..e523568 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,6 @@
+sudo: required
+dist: trusty
+
 language: node_js
 
 node_js:
diff --git a/extensions/fastdom-promised.js b/extensions/fastdom-promised.js
index e002072..1d0868f 100644
--- a/extensions/fastdom-promised.js
+++ b/extensions/fastdom-promised.js
@@ -60,7 +60,7 @@ function create(promised, type, fn, ctx) {
   var promise = new Promise(function(resolve, reject) {
     task = fastdom[type](function() {
       tasks.delete(promise);
-      try { resolve(fn()); }
+      try { resolve(ctx ? fn.call(ctx) : fn()); }
       catch (e) { reject(e); }
     }, ctx);
   });
diff --git a/test/fastdom-promised-test.js b/test/fastdom-promised-test.js
index 959800e..f1e95dd 100644
--- a/test/fastdom-promised-test.js
+++ b/test/fastdom-promised-test.js
@@ -45,4 +45,14 @@ suite('fastdom-promised', function() {
       done();
     });
   });
+
+  test('it calls callback with given context', function() {
+    var spy = sinon.spy();
+    var ctx = {};
+
+    return fastdom.measure(spy, ctx)
+      .then(function() {
+        sinon.assert.calledOn(spy, ctx);
+      });
+  });
 });