diff --git a/0013-RH-add-mpathconf.patch b/0013-RH-add-mpathconf.patch
index b49df25..126c2d9 100644
--- a/0013-RH-add-mpathconf.patch
+++ b/0013-RH-add-mpathconf.patch
@@ -10,7 +10,12 @@ command line.  But, mostly it is used to get a multipath.conf file
 with the OS defaults, and to enable and disable multipathing via
 a single command.
 
+Changed-by: hy-euler <eulersotragemt@huawei.com>
+ Do not modify the file libmultipath/config.c,becauseit modifies 
+ another patch which is not present in openEuler.
+
 Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
+Signed-off-by: hy-euler<eulersotragemt@huawei.com>
 ---
  multipath/Makefile    |   5 +
  multipath/mpathconf   | 464 ++++++++++++++++++++++++++++++++++++++++++++++++++