diff --git a/src/detail/x86_64_unix.rs b/src/detail/x86_64_unix.rs
index 47b5060..1cfb2bc 100644
--- a/src/detail/x86_64_unix.rs
+++ b/src/detail/x86_64_unix.rs
@@ -25,7 +25,6 @@ mod asm_impl {
         );
     }
 
-    #[naked]
     #[inline(never)]
     pub unsafe extern "C" fn bootstrap_green_task() {
         llvm_asm!(
@@ -42,7 +41,6 @@ mod asm_impl {
         );
     }
 
-    #[naked]
     #[inline(never)]
     pub unsafe extern "C" fn swap_registers(out_regs: *mut Registers, in_regs: *const Registers) {
         // The first argument is in %rdi, and the second one is in %rsi
@@ -55,7 +53,7 @@ mod asm_impl {
         );
 
         // introduce this function to workaround rustc bug! (#6)
-        #[naked]
+        #[inline(never)]
         unsafe extern "C" fn _swap_reg() {
             // Save registers
             llvm_asm!(
diff --git a/src/detail/x86_64_windows.rs b/src/detail/x86_64_windows.rs
index 1a27855..2a4dff0 100644
--- a/src/detail/x86_64_windows.rs
+++ b/src/detail/x86_64_windows.rs
@@ -31,7 +31,6 @@ mod asm_impl {
         );
     }
 
-    #[naked]
     #[inline(never)]
     pub unsafe extern "C" fn bootstrap_green_task() {
         llvm_asm!(
@@ -48,7 +47,6 @@ mod asm_impl {
         );
     }
 
-    #[naked]
     #[inline(never)]
     pub unsafe extern "C" fn swap_registers(out_regs: *mut Registers, in_regs: *const Registers) {
         // The first argument is in %rcx, and the second one is in %rdx
@@ -61,7 +59,7 @@ mod asm_impl {
         );
 
         // introduce this function to workaround rustc bug! (#6)
-        #[naked]
+        #[inline(never)]
         unsafe extern "C" fn _swap_reg() {
             // Save registers
             llvm_asm!(
diff --git a/src/lib.rs b/src/lib.rs
index 475f835..bd21a88 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -6,7 +6,6 @@
 #![cfg_attr(nightly, feature(llvm_asm))]
 #![cfg_attr(nightly, feature(repr_simd))]
 #![cfg_attr(nightly, feature(core_intrinsics))]
-#![cfg_attr(nightly, feature(naked_functions))]
 #![cfg_attr(nightly, feature(thread_local))]
 #![cfg_attr(test, deny(warnings))]
 #![deny(missing_docs)]