diff --git a/test/sdk_test.js b/test/sdk_test.js
index ac00741..b61f7fd 100644
--- a/test/sdk_test.js
+++ b/test/sdk_test.js
@@ -97,9 +97,9 @@ describe("The SDK Requirements", () => {
       expect(v1).to.have.property("BinaryHTTPReceiver");
     });
 
-    // it("should exports 'HTTPUnmarshaller'", () => {
-    //   expect(v1).to.have.property("HTTPUnmarshaller");
-    // });
+    it("should exports 'HTTPUnmarshaller'", () => {
+      expect(v1).to.have.property("HTTPUnmarshaller");
+    });
 
     it("should exports 'event'", () => {
       expect(v1).to.have.property("event");
diff --git a/v1/index.js b/v1/index.js
index a2c7c9a..b7cce2e 100644
--- a/v1/index.js
+++ b/v1/index.js
@@ -12,6 +12,8 @@ const StructuredHTTPReceiver =
 const BinaryHTTPReceiver =
   require("../lib/bindings/http/receiver_binary_1.js");
 
+const HTTPUnmarshaller = require("../lib/bindings/http/unmarshaller_1.js");
+
 function event() {
   return new Cloudevent(Spec);
 }
@@ -22,5 +24,6 @@ module.exports = {
   BinaryHTTPEmitter,
   StructuredHTTPReceiver,
   BinaryHTTPReceiver,
+  HTTPUnmarshaller,
   event
 };