diff --git a/lib/bindings/http/receiver_structured_0_3.js b/lib/bindings/http/receiver_structured_0_3.js
index f5c04f1..45f0982 100644
--- a/lib/bindings/http/receiver_structured_0_3.js
+++ b/lib/bindings/http/receiver_structured_0_3.js
@@ -51,6 +51,10 @@ setterByAttribute[Constants.STRUCTURED_ATTRS_03.CONTENT_TYPE] = {
   name: "dataContentType",
   parser: (v) => v
 };
+setterByAttribute[Constants.STRUCTURED_ATTRS_03.SUBJECT] = {
+  name: "subject",
+  parser: (v) => v
+};
 setterByAttribute[Constants.STRUCTURED_ATTRS_03.DATA] = {
   name: "data",
   parser: (v) => v
diff --git a/test/bindings/http/unmarshaller_0_3_tests.js b/test/bindings/http/unmarshaller_0_3_tests.js
index 421b194..9304451 100644
--- a/test/bindings/http/unmarshaller_0_3_tests.js
+++ b/test/bindings/http/unmarshaller_0_3_tests.js
@@ -9,7 +9,7 @@ const webhook     = "https://cloudevents.io/webhook";
 const contentType = "application/cloudevents+json; charset=utf-8";
 const now         = new Date();
 const schemaurl   = "http://cloudevents.io/schema.json";
-
+const subject     = "subject.ext";
 const ceContentType = "application/json";
 
 const data = {
@@ -118,9 +118,10 @@ describe("HTTP Transport Binding Unmarshaller for CloudEvents v0.3", () => {
         new Cloudevent(v03.Spec)
           .type(type)
           .source(source)
-          .contenttype(ceContentType)
+          .dataContentType(ceContentType)
           .time(now)
           .schemaurl(schemaurl)
+          .subject(subject)
           .data(data)
           .toString();