diff --git a/README.md b/README.md
index 9ef974c..05855a7 100644
--- a/README.md
+++ b/README.md
@@ -137,34 +137,20 @@ binding.emit(cloudevent)
 ├── lib
 │   ├── bindings
 │   │   └── http
-│   │       └── structured_0_1.js
 │   ├── cloudevent.js
 │   ├── format
-│   │   └── json_0_1.js
 │   └── specs
-│       ├── spec_0_1.js
-│       └── spec_0_2.js
 ├── LICENSE
 ├── package.json
 ├── README.md
-└── test
-    ├── cloudevent_spec_0_1.js
-    ├── cloudevent_spec_0_2.js
-    └── http_binding_0_1.js
 ```
 
 - `index.js`: library exports
 - `lib/bindings`: every binding implementation goes here
 - `lib/bindings/http`: every http binding implementation goes here
-- `lib/bindings/http/structured_0_1.js`: implementation of structured HTTP Binding  
 - `lib/cloudevent.js`: implementation of Cloudevent, an interface
 - `lib/format/`: every format implementation goes here
-- `lib/format/json_0_1.js`: implementation for JSON formatting [version 0.1](https://github.com/cloudevents/spec/blob/v0.1/json-format.md)
 - `lib/specs/`: every spec implementation goes here
-- `lib/specs/spec_0_1.js`: implementation for spec [version 0.1](https://github.com/cloudevents/spec/blob/v0.1/spec.md)
-- `lib/specs/spec_0_2.js`: implementation for spec [version 0.2](https://github.com/cloudevents/spec/blob/v0.2/spec.md)
-- `test/cloudevent_spec_0_1.js`: unit testing for spec 0.1
-- `test/cloudevent_spec_0_2.js`: unit testing for spec 0.2
 
 ## Unit Testing