diff --git a/Debug-with-serial.md b/Debug-with-serial.md
index 354d9a0..3e49656 100644
--- a/Debug-with-serial.md
+++ b/Debug-with-serial.md
@@ -1,5 +1,5 @@
 You can only print things to debug for this.
-If you wanna set break point etc, use another debug method.
+If you wanna set break point, checking registers etc, use another debug method.
 
 # usage
 1. Include the async msg header in your file