Diff
1diff --git a/plugins/colorize/README.md b/plugins/colorize/README.md
2index d1f878e6219cb3d4ef26254c93f5d779bcafc163..b6e27fd273fcb6eeea8e6fb1e1673a23080d6722 100644
3--- a/plugins/colorize/README.md
4+++ b/plugins/colorize/README.md
5@@ -10,12 +10,23 @@ To use it, add colorize to the plugins array of your zshrc file:
6 ```
7 plugins=(... colorize)
8 ```
9+## Configuration
10
11-## Styles
12+### Colorize tool
13+
14+Colorize supports using either the `pygmentize` tool or the `chroma` tool. By default colorize uses `pygmentize` unless it's not installed & `chroma` is installed. However, you can override this with the `ZSH_COLORIZE_TOOL` environment variable:
15+
16+```
17+ZSH_COLORIZE_TOOL=chroma
18+```
19+
20+### Styles
21
22 Pygments offers multiple styles. By default, the `default` style is used, but you can choose another theme by setting the `ZSH_COLORIZE_STYLE` environment variable:
23
24-`ZSH_COLORIZE_STYLE="colorful"`
25+```
26+ZSH_COLORIZE_STYLE="colorful"
27+```
28
29 ## Usage
30
31@@ -32,4 +43,6 @@ In the latter form, the file contents will be concatenated and presented by less
32
33 ## Requirements
34
35-You have to install Pygments first: [pygments.org](http://pygments.org/download/)
36+You have to either install Pygments: [pygments.org](http://pygments.org/download/)
37+
38+Or install chroma: [https://github.com/alecthomas/chroma](https://github.com/alecthomas/chroma)