diff --git a/data/inet6num/fdf8:69c9:0134::_48 b/data/inet6num/fdf8:69c9:0134::_48
index c8a758ff9..558c62f89 100644
--- a/data/inet6num/fdf8:69c9:0134::_48
+++ b/data/inet6num/fdf8:69c9:0134::_48
@@ -1,4 +1,4 @@
-inet6num:           fd42:69c9:0134:0000:0000:0000:0000:0000 - fd42:69c9:0134:ffff:ffff:ffff:ffff:ffff
+inet6num:           fdf8:69c9:0134:0000:0000:0000:0000:0000 - fdf8:69c9:0134:ffff:ffff:ffff:ffff:ffff
 cidr:               fdf8:69c9:0134::/48
 netname:            Y525-NETWORK
 descr:              Y525 Network