diff --git a/headers/compatibility/bsd/features.h b/headers/compatibility/bsd/features.h
index fc76b1da02..c01a99b7ff 100644
--- a/headers/compatibility/bsd/features.h
+++ b/headers/compatibility/bsd/features.h
@@ -20,4 +20,4 @@
 #endif
 
 
-#endif // _FEATURES_H
+#endif /* _FEATURES_H */
diff --git a/headers/compatibility/bsd/pty.h b/headers/compatibility/bsd/pty.h
index 1bfdc851f6..d40b15470a 100644
--- a/headers/compatibility/bsd/pty.h
+++ b/headers/compatibility/bsd/pty.h
@@ -28,4 +28,4 @@ __END_DECLS
 #endif
 
 
-#endif	// _BSD_PTY_H_
+#endif	/* _BSD_PTY_H_ */