diff --git a/README.md b/README.md
index afc99c3..0679c12 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,19 @@
Official CloudEvents' SDK for JavaScript.
-
+
+
+## Versioning
+
+### Before Spec reaches 1.0
+
+- `0.x.p`: where `x` relates to spec version and `p` relates to fixes, see
+[semver](https://semver.org/).
+
+### After Spec reaches 1.0__
+
+- `x.M.p`: where `x` relates to spec version, `M` relates to minor and `p` relates
+to fixes. See [semver](https://semver.org/)
## Installation
diff --git a/package.json b/package.json
index d746d37..1e1a75a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
{
"name": "cloudevents-sdk",
- "version": "0.2.0",
+ "version": "0.2.1",
"description": "CloudEvents SDK for JavaScript",
"main": "index.js",
"scripts": {