Update README.md

Author: baopham

README.md

@@ -11,7 +11,7 @@ Supports all key types - primary hash key and composite keys.
 > For advanced users only. If you're not familiar with Laravel, Laravel Eloquent and DynamoDB, then I suggest that you get familiar with those first. 
 
 > **Breaking Changes** for v0.4
->  * If you're using v0.3 and below, please see [here](./README.v0.3.md)
+>  * If you're using v0.3 and below, please see [here](https://github.com/baopham/laravel-dynamodb/blob/0.3.2/README.md)
 >  * To upgrade to v0.4, please see the [migration note](./MIGRATION.md)
 
 * [Install](#install)