diff --git a/README.md b/README.md
index 6bf8936..e4b1cfe 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,11 @@
 
 Check the port configuration in `server.py`:
 
-`SERIAL = '/dev/ttyUSB0'`
+```py
+SERIAL = '/dev/ttyUSB0'
+SPEED = 38400
+DENSITY = 3
+```
 
 ## License