diff --git a/include/pthread.h b/include/pthread.h
index 3f45d6d84299..33267c1f6ebf 100644
--- a/include/pthread.h
+++ b/include/pthread.h
@@ -347,4 +347,4 @@ void		__pthread_cleanup_pop_imp(int);
 __END_DECLS
 __NULLABILITY_PRAGMA_POP
 
-#endif	/* _PTHREAD_H_ */
+#endif	/* !_PTHREAD_H_ */