diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 7374bf1d..0478950d 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -5069,7 +5069,8 @@ sub vmconfig_update_disk {
 		    if (&$safe_string_ne($drive->{discard}, $old_drive->{discard}) ||
 			&$safe_string_ne($drive->{iothread}, $old_drive->{iothread}) ||
 			&$safe_string_ne($drive->{queues}, $old_drive->{queues}) ||
-			&$safe_string_ne($drive->{cache}, $old_drive->{cache})) {
+			&$safe_string_ne($drive->{cache}, $old_drive->{cache}) ||
+			&$safe_string_ne($drive->{ssd}, $old_drive->{ssd})) {
 			die "skip\n";
 		    }