diff --git a/sys/sys/types.h b/sys/sys/types.h
index 74750098fc8..4dea28c7eae 100644
--- a/sys/sys/types.h
+++ b/sys/sys/types.h
@@ -304,7 +304,7 @@ typedef	_Bool	bool;
 
 #define offsetof(type, field) __offsetof(type, field)
 
-#endif /* !_KERNEL */
+#endif /* _KERNEL */
 
 /*
  * The following are all things that really shouldn't exist in this header,