diff --git a/includes/filter_header.php b/includes/filter_header.php
index 077fa95d..08e0cd39 100644
--- a/includes/filter_header.php
+++ b/includes/filter_header.php
@@ -100,7 +100,7 @@ if ($_GET['canned_date'] == "custom" && !empty($_GET['dtf'])) {
     $dtt = date('Y-m-d', strtotime("last day of december last year"));
 } else {
     $dtf = "NULL";
-    $dtt = date('Y-m-d');
+    $dtt = '9999-12-31';
 }
 
 // Archived