diff --git a/bluepill-rs/src/dmx.rs b/bluepill-rs/src/dmx.rs
index 8823699..3a2b5a6 100644
--- a/bluepill-rs/src/dmx.rs
+++ b/bluepill-rs/src/dmx.rs
@@ -80,6 +80,7 @@ pub struct DMX<const DMX_LEN: usize> {
 }
 
 impl<const DMX_LEN: usize> DMX<DMX_LEN> {
+    #[allow(unsafe_code)]
     pub fn new(
         mem: &'static mut [u8],
         mut dma_channel: dma::dma1::C4,
diff --git a/bluepill-rs/src/main.rs b/bluepill-rs/src/main.rs
index 2a26297..56814ad 100644
--- a/bluepill-rs/src/main.rs
+++ b/bluepill-rs/src/main.rs
@@ -1,4 +1,4 @@
-// #![deny(unsafe_code)]
+#![deny(unsafe_code)]
 #![no_std]
 #![no_main]
 
@@ -39,6 +39,7 @@ mod app {
         int_pin: gpio::gpiob::PB10<gpio::Input<gpio::PullUp>>,
     }
 
+    #[allow(unsafe_code)]
     #[init(local = [buffer: [u8; DMX_LEN * 2] = [0b0101_0101; DMX_LEN * 2]])]
     fn init(mut cx: init::Context) -> (Shared, Local, init::Monotonics) {
         // Take ownership over the raw flash and rcc devices and convert them into the corresponding