diff --git a/perl-xCAT/xCAT/data/discinfo.pm b/perl-xCAT/xCAT/data/discinfo.pm
index b7dd0e553..f2af0828e 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 = (
+    "1636882174.934804" => "rocky8.5",      #x86_64
     "1624205633.869423" => "rocky8.4",      #x86_64
     "1578087695.538488" => "centos8.1",     #x86_64
     "1578087695.537220" => "centos8.1",     #ppc64le