diff --git a/docs/Compiling_STM32.md b/docs/Compiling_STM32.md
index 3cd3a31..82526fb 100644
--- a/docs/Compiling_STM32.md
+++ b/docs/Compiling_STM32.md
@@ -133,7 +133,7 @@ The key difference of this method is that the 3.3V FTDI cable must also provide
    - Check that you removed the 3.3V jumper
 1. Insert the module into the transmitter bay
 
-###Method 3.
+####Option 3: Flashing with USB cable.
 
 This method use USB connector on the STM32 V1.0 board or on the maple clone board.