diff --git a/README.md b/README.md
index 1c7158b..3786efa 100644
--- a/README.md
+++ b/README.md
@@ -60,6 +60,12 @@ gpio mode $PIN_PASOUND output
 ```
 
 ### PA System
+#### Enabling mixed sound output
+```bash
+cat ~/.asoundrc
+pcm.!default plug:dmix
+```
+
 #### Text to Speech
 ```bash
 ## Festival