diff --git a/docs/Compiling_STM32.md b/docs/Compiling_STM32.md
index 1d2f1ea..4e0731a 100644
--- a/docs/Compiling_STM32.md
+++ b/docs/Compiling_STM32.md
@@ -35,19 +35,19 @@ Flashing precompiled **binaries** is done very simple with the cable setup prese
 
 1. In order to compile successfully you need also to modify a maple library file. In ```....\hardware\Arduino_STM32\STM32F1\cores\maple\libmaple\usart_f1.c``` comment out the 2 functions as shown below. This is required to have low-level access to the USART interrupt. 
 
-/*
-void __irq_usart2(void) 
- 
-{ usart_irq(&usart2_rb, USART2_BASE);
+**/***
+**void __irq_usart2(void){**
 
-}
+**usart_irq(&usart2_rb, USART2_BASE);**
+
+**}**
  
- void __irq_usart3(void) {
+ **void __irq_usart3(void) {**
  
- usart_irq(&usart3_rb, USART3_BASE);
+ **usart_irq(&usart3_rb, USART3_BASE);**
  
- } 
- */ 
+**}
+*/**
  
  
 1. Run the IDE, and on the **Tools** menu, select **Board** and then **Boards manager**. Click on the Arduino DUE (32 Bits ARM-Cortex M3) from the list of available boards. You must do this step, it installs the arm-none-eabi-g++ toolchain!