diff --git a/README.md b/README.md
index 15d52d45..fc759c6a 100644
--- a/README.md
+++ b/README.md
@@ -138,8 +138,9 @@ As well as these optional installs:
 * `trio` - Async support for `trio`. *(Optional, with `httpx['trio']`)*
 * `h2` - HTTP/2 support. *(Optional, with `httpx['http2']`)*
 * `socksio` - SOCKS proxy support. *(Optional, with `httpx['socks']`)*
-* `rich` - Rich terminal support. *(Optional, with `httpx['cli']`)*
+* `rich` - Command line client support. *(Optional, with `httpx['cli']`)*
 * `click` - Command line client support. *(Optional, with `httpx['cli']`)*
+* `pygments` - Command line client support. *(Optional, with `httpx['cli']`)*
 * `brotli` or `brotlicffi` - Decoding for "brotli" compressed responses. *(Optional, with `httpx['brotli']`)*
 * `zstandard` - Decoding for "zstd" compressed responses. *(Optional, with `httpx[zstd]`)*