diff --git a/lib/cloudevent.js b/lib/cloudevent.js
index d86ca3a..4f05de3 100644
--- a/lib/cloudevent.js
+++ b/lib/cloudevent.js
@@ -43,6 +43,10 @@ Cloudevent.prototype.getType = function() {
   return this.spec.getType();
 };
 
+Cloudevent.prototype.specversion = function(version) {
+  return this.spec.specversion(version);
+};
+
 Cloudevent.prototype.getSpecversion = function() {
   return this.spec.getSpecversion();
 };
diff --git a/lib/specs/spec_0_2.js b/lib/specs/spec_0_2.js
index 489af96..dfef99c 100644
--- a/lib/specs/spec_0_2.js
+++ b/lib/specs/spec_0_2.js
@@ -53,6 +53,11 @@ Spec02.prototype.getType = function(){
   return this.payload["type"];
 };
 
+Spec02.prototype.specversion = function(_specversion){
+  // does not set! This is right
+  return this;
+};
+
 Spec02.prototype.getSpecversion = function() {
   return this.payload["specversion"];
 };