diff --git a/README.md b/README.md
index 40d25caf0337052008f170e1dcf540734aff11ac..c0d829e9f59a16f7d5cdf3c4d4ddf6ac2fae1661 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-# `stm32f30x-hal`
+# `stm32f4x-hal`
 
-> HAL for the STM32F30x family of microcontrollers
+> HAL for the STM32F4x family of microcontrollers
 
 [`embedded-hal`]: https://crates.io/crates/embedded-hal
 
diff --git a/examples/hello_itm.rs b/examples/hello_itm.rs
index d25131a27dcdd078ee9af6fefd61cfc45f55974e..d141c9364036dfbd8da59bded630b9ee358713c4 100644
--- a/examples/hello_itm.rs
+++ b/examples/hello_itm.rs
@@ -1,9 +1,11 @@
 //! Prints "Hello, world" on the ITM console
+//! and Semihosting in the openocd console
+//!
+//! Using cortex-m-debug, for simple tracing
 #![deny(unsafe_code)]
 #![deny(warnings)]
 #![no_std]
 
-//extern crate cortex_m_semihosting as semihosting;
 extern crate stm32f4xx_hal;
 
 // Convenient tracing over semihosting and ITM