# Changes to CSS Tokenizer

### 2.2.2

_December 15, 2023_

- Fix type definitions

### 2.2.1

_September 24, 2023_

- Small performance improvements

### 2.2.0

_July 24, 2023_

- Add support for `unicode-range-token`
- Add `signCharacter` to `DimensionToken`, `NumberToken` and `PercentageToken`
- Correctly tokenize negative zero `-0`

[Full CHANGELOG](https://github.com/csstools/postcss-plugins/tree/main/packages/css-tokenizer/CHANGELOG.md)