| @@ -40,7 +40,8 @@ Optionally, you need: | |||
| 1. the pulseaudio development library to enable pulseaudio output; | |||
| 2. the portaudio development library to enable portaudio output; | |||
| 3. the sonic development library to enable sonic audio speed up support; | |||
| 3. the [sonic](https://github.com/waywardgeek/sonic) development library to | |||
| enable sonic audio speed up support; | |||
| 4. the `ronn` man-page markdown processor to build the man pages. | |||
| To build the documentation, you need: | |||