diff --git a/libc/kernel/arch-x86/asm/spinlock.h b/libc/kernel/arch-x86/asm/spinlock.h
index 4c0f30e..286bf86 100644
--- a/libc/kernel/arch-x86/asm/spinlock.h
+++ b/libc/kernel/arch-x86/asm/spinlock.h
@@ -16,4 +16,4 @@
  ***
  ****************************************************************************
  ****************************************************************************/
-#include "spinlock_64.h"
+#include "spinlock_32.h"