TLS keys: Cope if archive-query-tls-key unset

1 files changed, 1 insertions, 1 deletions

diff --git a/dgit b/dgit
index 1aea272..4986dd0 100755
--- a/dgit
+++ b/dgit
@@ -706,7 +706,7 @@ sub archive_api_query_cmd ($) {
     my $url = access_cfg('archive-query-url');
     if ($url =~ m#^https://([-.0-9a-z]+)/#) {
 	my $host = $1;
-	my $keys = access_cfg('archive-query-tls-key','RETURN-UNDEF');
+	my $keys = access_cfg('archive-query-tls-key','RETURN-UNDEF') //'';
 	foreach my $key (split /\:/, $keys) {
 	    $key =~ s/\%HOST\%/$host/g;
 	    if (!stat $key) {