diff --git a/theseus/src/lib.rs b/theseus/src/lib.rs
index 359c7a4..56f1c08 100644
--- a/theseus/src/lib.rs
+++ b/theseus/src/lib.rs
@@ -11,17 +11,16 @@ pub mod uart;
 
 extern "C" {
 	// printf.c
-	fn panic(s: *const u8);
+	fn panic(s: *const i8);
 }
 
-/// '!RUST PANIC!\0'
-static PANIC_MSG: [u8; 13] = [33, 82, 85, 83, 84, 32, 80, 65, 78, 73, 67, 33, 0];
+static PANIC_MSG: &CStr = c"!RUST PANIC!";
 
 #[panic_handler]
 #[no_mangle]
 fn panic_handler(_info: &core::panic::PanicInfo) -> ! {
 	unsafe {
-		panic(core::ptr::addr_of!(PANIC_MSG[0]));
+		panic(PANIC_MSG.as_ptr());
 	}
 	loop {}
 }