diff --git a/README.md b/README.md
index 381a5d4aea3b26c56b45a9c926ea4b1fc5be0f70..3521571390c2f84c441dcba2c3a497a09fa95931 100644
--- a/README.md
+++ b/README.md
@@ -71,8 +71,8 @@ If the C/C++ language server clangd is unable to find `ch32v003fun.h`, the examp
 
 ## Quick Reference
  * **REQUIRED** for programming/debugging: `SWIO` is on `PD1`. Do not re-use PD1 for multiple functions.
- * Optional (not needed, can be configured as output if fuse set): `NRST` is on `PD7`.  By default from factor, is GPIO.
- * UART TX (optional) is on: `PD5`. We recommend using SWIO for `printf` debugging.
+ * **OPTIONAL** `NRST` is on `PD7`. Not needed, defaults as GPIO in some configurations.
+ * **OPTIONAL** UART `TX` is on: `PD5`. We recommend using SWIO for `printf` debugging.
 
 ![ch32v003a4m6](https://raw.githubusercontent.com/Tengo10/pinout-overview/main/pinouts/CH32v003/ch32v003a4m6.svg)
 ![ch32v003f4p6](https://raw.githubusercontent.com/Tengo10/pinout-overview/main/pinouts/CH32v003/ch32v003f4p6.svg)