diff --git a/misc/workers/es_indexer_daemon.pl b/misc/workers/es_indexer_daemon.pl
index cf74608b94..374e639fd6 100755
--- a/misc/workers/es_indexer_daemon.pl
+++ b/misc/workers/es_indexer_daemon.pl
@@ -83,13 +83,15 @@ my $logger = Koha::Logger->get( { interface => 'worker' } );
 
 my $notification_method = C4::Context->preference('JobsNotificationMethod') // 'STOMP';
 
-my $conn;
+my ( $conn, $error );
 if ( $notification_method eq 'STOMP' ) {
     try {
         $conn = Koha::BackgroundJob->connect;
     } catch {
-        warn sprintf "Cannot connect to the message broker, the jobs will be processed anyway (%s)", $_;
+        $error = sprintf "Cannot connect to the message broker, the jobs will be processed anyway (%s)", $_;
     };
+    $error ||= "Cannot connect to the message broker, the jobs will be processed anyway" unless $conn;
+    warn $error if $error;
 }
 
 if ($conn) {