diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 749d042..b97aecb 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -1,5 +1,5 @@
-#ifndef ASM_X86__HW_IRQ_H
-#define ASM_X86__HW_IRQ_H
+#ifndef _ASM_X86_HW_IRQ_H
+#define _ASM_X86_HW_IRQ_H
 
 /*
  * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
@@ -128,4 +128,4 @@
 
 #endif /* !ASSEMBLY_ */
 
-#endif /* ASM_X86__HW_IRQ_H */
+#endif /* _ASM_X86_HW_IRQ_H */