commit 971daa20cf2e05d3829217e868acae034296a912
Author: Dominic Hargreaves <dom@earth.li>
Date:   Mon Jun 19 19:29:42 2017 +0100

    Fix "Unescaped left brace in regex" warning in perl 5.26

diff --git a/share/html/Search/Elements/EditSort b/share/html/Search/Elements/EditSort
index 4ab08002f..4853e17f2 100644
--- a/share/html/Search/Elements/EditSort
+++ b/share/html/Search/Elements/EditSort
@@ -119,7 +119,7 @@ $fields{$_} = $_ for @cfs;
 # Add all available CustomRoles to the list of sortable columns.
 my @roles = grep /^CustomRole/, @{$ARGS{AvailableColumns}};
 for my $role (@roles) {
-    my ($label) = $role =~ /^CustomRole.{(.*)}$/;
+    my ($label) = $role =~ /^CustomRole.\{(.*)\}$/;
     my $value = $role;
     $fields{$label . '.EmailAddress' } = $value . '.EmailAddress';
 }