# Class names update in 3.4.0

In [WooCommerce Blocks 3.4.0](https://developer.woocommerce.com/2020/09/15/woocommerce-blocks-3-4-0-release-notes/), we replaced the class as listed below.

## Replaced classes

| Removed                             | New class name            |
| ----------------------------------- | ------------------------- |
| `wc-block-components-checkout-form` | `wc-block-checkout__form` |

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