diff --git a/src/main.rs b/src/main.rs
index 9ae7cc3d..c8d19676 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,7 +3,7 @@
 
 use core::panic::PanicInfo;
 
-#[no_mangle]
+#[unsafe(no_mangle)]
 pub extern "C" fn _start() -> ! {
     loop {}
 }