diff --git a/plugins/disk/nvme b/plugins/disk/nvme
index 18e39e89..2a6924bd 100755
--- a/plugins/disk/nvme
+++ b/plugins/disk/nvme
@@ -152,7 +152,7 @@ sub nvme_list {
         if (m:^Node\s+SN\s+Model\s+Namespace Usage:) {
             ++$recognised_output;
         } elsif (m:^(/\S+)\s+(\S+)\s+(\S.*\S)\s{3,}(\d+)\s+(\S+\s+.B)\s+/\s+(\S+\s+.B):) {
-            $devices{$2} = {
+            $devices{'SN_'.$2} = {
                 device    => $1,
                 sn        => $2,
                 model     => $3,