1 files changed, 2 insertions, 1 deletions
diff --git a/super0.c b/super0.c
index 5c6b7d7..a0c7eb4 100644
--- a/super0.c
+++ b/super0.c
@@ -922,7 +922,8 @@ static struct supertype *match_metadata_desc0(char *arg)
 	while (arg[0] == '0' && arg[1] == '0')
 		arg++;
 	if (strcmp(arg, "0") == 0 ||
-	    strcmp(arg, "0.90") == 0
+	    strcmp(arg, "0.90") == 0 ||
+	    strcmp(arg, "") == 0 /* no metadata  - i.e. non_persistent */
 		)
 		return st;