diff --git a/web/site/mustard/edinstres.php b/web/site/mustard/edinstres.php
index b6e2eb2..5ce9bc6 100644
--- a/web/site/mustard/edinstres.php
+++ b/web/site/mustard/edinstres.php
@@ -119,8 +119,7 @@ $res=mysqli_query($link,'SELECT *, ID AS IID FROM Instances WHERE ID='.$instid)
 $inst=mysqli_fetch_assoc($res);
 
 require '../../lib/columns.php';
-require '../../lib/gracetime.php';
-$graceline=$now-$gracetime;
+require '../../lib/grace.php';
 require '../../lib/dispinst.php';
 $out=dispinst($inst,$cols,$link,$dlang,$account,false,0,0,$graceline);