diff --git a/src/arch/i386/include/stddef.h b/src/arch/i386/include/stddef.h
index 88a3b48957..22867ad8b2 100644
--- a/src/arch/i386/include/stddef.h
+++ b/src/arch/i386/include/stddef.h
@@ -12,4 +12,4 @@ typedef unsigned int wint_t;
 
 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
 
-#endif I386_STDDEF_H
+#endif //I386_STDDEF_H