diff --git a/src/PVE/Diskmanage.pm b/src/PVE/Diskmanage.pm
index aa1d29f..73595b0 100644
--- a/src/PVE/Diskmanage.pm
+++ b/src/PVE/Diskmanage.pm
@@ -585,7 +585,7 @@ sub get_disks {
             if ($sysdata->{rotational} == 0) {
                 $type = 'ssd';
                 $type = 'nvme' if $dev =~ m/^nvme\d+n\d+$/;
-                $type = 'pmem' if $dev =~ m/^pmem\d+s$/;
+                $type = 'PMEM' if $dev =~ m/^pmem\d+s$/;
                 $data->{rpm} = 0;
             } elsif ($sysdata->{rotational} == 1) {
                 if ($data->{rpm} != -1) {