diff --git a/README.md b/README.md
index a50d586..e2512ea 100644
--- a/README.md
+++ b/README.md
@@ -100,9 +100,10 @@ __Math realted:__
 
 __Others:__
 
-* generator
-* let
-* const
+* generator.
+* let.
+* const.
+* Promise.
 
 ## Test
 
diff --git a/index.js b/index.js
index ee8b87a..67010f2 100644
--- a/index.js
+++ b/index.js
@@ -104,4 +104,7 @@ exports.Math = {
   trunc: isFunction(Math.trunc),	
   fround: isFunction(Math.fround),	
   cbrt: isFunction(Math.cbrt)
-}
\ No newline at end of file
+};
+
+exports.Promise = typeof Promise !== 'undefined' && isFunction(Promise.all);
+
diff --git a/test/enable.test.js b/test/enable.test.js
index 44a722d..54701c1 100644
--- a/test/enable.test.js
+++ b/test/enable.test.js
@@ -6,6 +6,7 @@
  *
  * Authors:
  *   fengmk2 <fengmk2@gmail.com> (http://fengmk2.github.com)
+ *   hemanth <hemanth.hm@gmail.com> (http://h3manth.com)
  */
 
 "use strict";
@@ -387,4 +388,14 @@ describe('enable.test.js', function () {
     }
   });
 
+  it("should detect Promise", function(){
+  	enable.Promise.should.be.a.Boolean;
+    if (process.version.indexOf('v0.10.') === 0) {
+      enable.Promise.should.equal(false);
+    }
+    if (process.version.indexOf('v0.11.') === 0) {
+      enable.Promise.should.equal(true);
+    }
+  });
+
 });