diff --git a/perl-xCAT/xCAT/data/discinfo.pm b/perl-xCAT/xCAT/data/discinfo.pm
index 00a5cfc50..19ad579f1 100755
--- a/perl-xCAT/xCAT/data/discinfo.pm
+++ b/perl-xCAT/xCAT/data/discinfo.pm
@@ -14,6 +14,7 @@ require Exporter;
 use strict;
 
 our %distnames = (
+    "1668116088.755845" => "rocky8.7",      #x86_64
     "1652648703.486923" => "rocky8.6",      #x86_64
     "1636882174.934804" => "rocky8.5",      #x86_64
     "1624205633.869423" => "rocky8.4",      #x86_64