diff --git a/authorities/detail.pl b/authorities/detail.pl
index f9724ff4ce..ca1654461d 100755
--- a/authorities/detail.pl
+++ b/authorities/detail.pl
@@ -120,7 +120,8 @@ sub build_tabs {
                         my %subfield_data;
                         $subfield_data{marc_lib}=$tagslib->{$field->tag()}->{$subf[$i][0]}->{lib};
                         if ($tagslib->{$field->tag()}->{$subf[$i][0]}->{isurl}) {
-                          $subfield_data{marc_value}="<a href=\"$subf[$i][1]\">$subf[$i][1]</a>";
+                            $subfield_data{marc_value} = $subf[$i][1];
+                            $subfield_data{is_url} = 1;
                         } else {
                           $subfield_data{marc_value}=$subf[$i][1];
                         }
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/authorities/detail.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/authorities/detail.tt
index 9fddd71909..618e325105 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/authorities/detail.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/authorities/detail.tt
@@ -79,7 +79,11 @@
                 <label class="labelsubfield">&nbsp;
                 [% UNLESS ( subfiel.hide_marc ) %]<b>[% subfiel.marc_subfield | html %]</b>[% END %]
                 <span title="[% subfiel.long_desc | html %]" class="desc">[% subfiel.short_desc | html %]</span></label>
-                [% subfiel.marc_value | html %]
+                [% IF ( subfiel.is_url ) %]
+                    <a href="[% subfiel.marc_value | url %]">[% subfiel.marc_value | html %]</a>
+                [% ELSE %]
+                    [% subfiel.marc_value | html %]
+                [% END %]
                 [% IF ( subfiel.link ) %]
                     <a href="/cgi-bin/koha/catalogue/search.pl?op=do_search&amp;marclist=[% subfiel.link | uri %]&amp;operator==&amp;type=intranet&amp;value=[% subfiel.marc_value |url %]">
                         <img src="[% interface | html %]/[% theme | html %]/images/filefind.png" height="15" title="Search on [% subfiel.marc_value | html %]">