diff --git a/examples/boot/bootloader/stm32wb-dfu/src/main.rs b/examples/boot/bootloader/stm32wb-dfu/src/main.rs
index a2b88477..db7039e8 100644
--- a/examples/boot/bootloader/stm32wb-dfu/src/main.rs
+++ b/examples/boot/bootloader/stm32wb-dfu/src/main.rs
@@ -31,7 +31,6 @@ fn main() -> ! {
     for _ in 0..10000000 {
         cortex_m::asm::nop();
     }
-    
 
     let layout = Flash::new_blocking(p.FLASH).into_blocking_regions();
     let flash = Mutex::new(RefCell::new(layout.bank1_region));