diff --git a/examples/stm32/f4/stm32f4-discovery/usart/README.md b/examples/stm32/f4/stm32f4-discovery/usart/README.md
index 5d185bf..3b19011 100644
--- a/examples/stm32/f4/stm32f4-discovery/usart/README.md
+++ b/examples/stm32/f4/stm32f4-discovery/usart/README.md
@@ -9,4 +9,4 @@ The sending is done in a blocking way.
 
 | Port  | Function      | Description                       |
 | ----- | ------------- | --------------------------------- |
-| `PA2` | `(USART2_TX)` | TTL serial output `(38400,8,N,1)` |
+| `PA2` | `(USART2_TX)` | TTL serial output `(115200,8,N,1)` |
diff --git a/examples/stm32/f4/stm32f4-discovery/usart/usart.c b/examples/stm32/f4/stm32f4-discovery/usart/usart.c
index d20acb5..a0fa9d5 100644
--- a/examples/stm32/f4/stm32f4-discovery/usart/usart.c
+++ b/examples/stm32/f4/stm32f4-discovery/usart/usart.c
@@ -35,7 +35,7 @@ static void clock_setup(void)
 static void usart_setup(void)
 {
 	/* Setup USART2 parameters. */
-	usart_set_baudrate(USART2, 38400);
+	usart_set_baudrate(USART2, 115200);
 	usart_set_databits(USART2, 8);
 	usart_set_stopbits(USART2, USART_STOPBITS_1);
 	usart_set_mode(USART2, USART_MODE_TX);