diff --git a/src/arch.rs b/src/arch.rs
index 566a9d5..9e7e974 100644
--- a/src/arch.rs
+++ b/src/arch.rs
@@ -145,7 +145,7 @@ pub const ENTRY_TRAMPOLINE: Option<unsafe extern "C" fn() -> !> = Some(entry_tra
 pub const ENTRY_TRAMPOLINE: Option<unsafe extern "C" fn() -> !> = Some(entry_trampoline);
 
 #[cfg(target_arch = "x86_64")]
-#[naked]
+#[unsafe(naked)]
 unsafe extern "C" fn entry_trampoline() -> ! {
     unsafe {
         core::arch::naked_asm!(
@@ -167,7 +167,7 @@ unsafe extern "C" fn entry_trampoline() -> ! {
 pub const ENTRY_TRAMPOLINE: Option<unsafe extern "C" fn() -> !> = Some(entry_trampoline);
 
 #[cfg(target_arch = "aarch64")]
-#[naked]
+#[unsafe(naked)]
 unsafe extern "C" fn entry_trampoline() -> ! {
     unsafe {
         core::arch::naked_asm!(
@@ -187,7 +187,7 @@ unsafe extern "C" fn entry_trampoline() -> ! {
 }
 
 #[cfg(target_arch = "riscv64")]
-#[naked]
+#[unsafe(naked)]
 unsafe extern "C" fn entry_trampoline() -> ! {
     unsafe {
         core::arch::naked_asm!(
diff --git a/src/sys.rs b/src/sys.rs
index a94d7dc..080dd06 100644
--- a/src/sys.rs
+++ b/src/sys.rs
@@ -181,5 +181,4 @@ pub fn new_slice_leak(size: usize) -> Option<&'static mut [u8]> {
 
 #[cfg(not(test))]
 #[lang = "eh_personality"]
-#[unsafe(no_mangle)]
 pub extern "C" fn rust_eh_personality() {}