diff --git a/data/mntner/zhya9405-MNT b/data/mntner/zhya9405-MNT
index 867e9d018..b04ff079f 100644
--- a/data/mntner/zhya9405-MNT
+++ b/data/mntner/zhya9405-MNT
@@ -1,7 +1,7 @@
-mntner:             zhya9405-MNT
-admin-c:            zhya9405-DN42
-tech-c:             zhya9405-DN42
-mnt-by:             zhya9405-MNT
+mntner:             ZHYA9405-MNT
+admin-c:            ZHYA9405-DN42
+tech-c:             ZHYA9405-DN42
+mnt-by:             ZHYA9405-MNT
 source:             DN42
 auth:               pgp-fingerprint 756C1712FFD5A179B2255950E5DA293628F1F414
 remarks:            tg: @zhongyangBTC email: zhya9405@gmail.com
\ No newline at end of file