1 files changed, 1 insertions, 1 deletions

diff --git a/embassy-boot/src/firmware_updater/asynch.rs b/embassy-boot/src/firmware_updater/asynch.rs
index 66e311e38..fd02fa526 100644
--- a/embassy-boot/src/firmware_updater/asynch.rs
+++ b/embassy-boot/src/firmware_updater/asynch.rs
@@ -25,7 +25,7 @@ impl<'a, DFU: NorFlash, STATE: NorFlash>
         dfu_flash: &'a embassy_sync::mutex::Mutex<NoopRawMutex, DFU>,
         state_flash: &'a embassy_sync::mutex::Mutex<NoopRawMutex, STATE>,
     ) -> Self {
-        extern "C" {
+        unsafe extern "C" {
             static __bootloader_state_start: u32;
             static __bootloader_state_end: u32;
             static __bootloader_dfu_start: u32;