diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/includes/opac-detail-sidebar.inc b/koha-tmpl/opac-tmpl/bootstrap/en/includes/opac-detail-sidebar.inc
index 5e96b0f6bf..7ceaa9590e 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/includes/opac-detail-sidebar.inc
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/includes/opac-detail-sidebar.inc
@@ -4,7 +4,7 @@
         [% IF Koha.Preference( 'opacuserlogin' ) == 1 %]
             [% IF Koha.Preference( 'RequestOnOpac' ) == 1 %]
                 [% IF ( AllowOnShelfHolds OR ItemsIssued ) %]
-                    <li><a class="reserve" href="/cgi-bin/koha/opac-reserve.pl?biblionumber=[% biblionumber | html %]">Place hold</a></li>
+                    <li><a class="reserve" href="/cgi-bin/koha/opac-reserve.pl?biblionumber=[% biblio.biblionumber %]">Place hold</a></li>
                 [% END %]
             [% END %]
         [% END %]
@@ -14,21 +14,21 @@
 
     [% IF Koha.Preference( 'opacuserlogin' ) == 1 %]
         [% IF Koha.Preference('ArticleRequests') %]
-            <li><a class="article_request" href="/cgi-bin/koha/opac-request-article.pl?biblionumber=[% biblionumber | html %]">Request article</a></li>
+            <li><a class="article_request" href="/cgi-bin/koha/opac-request-article.pl?biblionumber=[% biblio.biblionumber %]">Request article</a></li>
         [% END %]
     [% END %]
 
     [% IF Koha.Preference( 'virtualshelves' ) == 1 %]
         [% IF ( ( Koha.Preference( 'opacuserlogin' ) == 1 ) && loggedinusername ) %]
-            <li><a class="addtoshelf" href="/cgi-bin/koha/opac-addbybiblionumber.pl?biblionumber=[% biblionumber | html %]">Save to your lists</a></li>
+            <li><a class="addtoshelf" href="/cgi-bin/koha/opac-addbybiblionumber.pl?biblionumber=[% biblio.biblionumber %]">Save to your lists</a></li>
         [% END %]
     [% END %]
 
     [% IF Koha.Preference( 'opacbookbag' ) == 1 %]
         [% IF ( incart ) %]
-            <li><a class="incart cart[% biblionumber | html %] addrecord" href="#">In your cart</a> <a class="cartRemove cartR[% biblionumber | html %]" href="#">(remove)</a></li>
+            <li><a class="incart cart[% biblio.biblionumber %] addrecord" href="#">In your cart</a> <a class="cartRemove cartR[% biblio.biblionumber %]" href="#">(remove)</a></li>
         [% ELSE %]
-            <li><a class="addtocart cart[% biblionumber | html %] addrecord" href="#">Add to your cart</a>  <a style="display:none;" class="cartRemove cartR[% biblionumber | html %]" href="#">(remove)</a></li>
+            <li><a class="addtocart cart[% biblio.biblionumber %] addrecord" href="#">Add to your cart</a>  <a style="display:none;" class="cartRemove cartR[% biblio.biblionumber %]" href="#">(remove)</a></li>
         [% END %]
     [% END %]
 
@@ -51,7 +51,7 @@
                                     <li><a role="menuitem" href="#" data-toggle="modal" data-target="#exportModal_">Dublin Core</a></li>
                                 [% ELSE %]
                                 <li>
-                                    <a role="menuitem" href="/cgi-bin/koha/opac-export.pl?op=export&amp;bib=[% biblionumber | html %]&amp;format=[% option %]">
+                                    <a role="menuitem" href="/cgi-bin/koha/opac-export.pl?op=export&amp;bib=[% biblio.biblionumber %]&amp;format=[% option %]">
                                         [% SWITCH option %]
                                             [% CASE 'bibtex' %]BIBTEX
                                             [% CASE 'endnote' %]EndNote
@@ -107,7 +107,7 @@
                 <label class="label_dc" for="input-srw">SRW-DC</label>
                 <br>
         <input type="hidden" name="op" value="export">
-        <input type="hidden" name="bib" value="[% biblionumber | html %]">
+        <input type="hidden" name="bib" value="[% biblio.biblionumber %]">
         </fieldset>
     </div>
     <div class="modal-footer">
diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-ISBDdetail.tt b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-ISBDdetail.tt
index 42d5f79dc0..8371680631 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-ISBDdetail.tt
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-ISBDdetail.tt
@@ -19,7 +19,7 @@
                     <div id="usermarcdetail">
                         <div id="catalogue_detail_biblio">
                             <div id="views">
-                                <span class="view"><a id="Normalview" href="/cgi-bin/koha/opac-detail.pl?biblionumber=[% biblionumber | html %]">Normal view</a></span> <span class="view"><a id="MARCview" href="/cgi-bin/koha/opac-MARCdetail.pl?biblionumber=[% biblionumber | html %]">MARC view</a></span> <span class="view current-view"><span id="ISBDview">ISBD view</span></span></div>
+                                <span class="view"><a id="Normalview" href="/cgi-bin/koha/opac-detail.pl?biblionumber=[% biblio.biblionumber %]">Normal view</a></span> <span class="view"><a id="MARCview" href="/cgi-bin/koha/opac-MARCdetail.pl?biblionumber=[% biblio.biblionumber %]">MARC view</a></span> <span class="view current-view"><span id="ISBDview">ISBD view</span></span></div>
 
                                 <div id="isbdcontents">[% ISBD %]</div>
 
diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-MARCdetail.tt b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-MARCdetail.tt
index 7b0f9849a5..f230639963 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-MARCdetail.tt
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-MARCdetail.tt
@@ -1,6 +1,6 @@
 [% USE Koha %]
 [% INCLUDE 'doc-head-open.inc' %]
-<title>[% IF ( LibraryNameTitle ) %][% LibraryNameTitle %][% ELSE %]Koha online[% END %] catalog &rsaquo;  MARC details for record no. [% biblionumber | html %]</title>
+<title>[% IF ( LibraryNameTitle ) %][% LibraryNameTitle %][% ELSE %]Koha online[% END %] catalog &rsaquo;  MARC details for record no. [% biblio.biblionumber %]</title>
 [% INCLUDE 'doc-head-close.inc' %]
 [% BLOCK cssinclude %][% END %]
 </head>
@@ -20,14 +20,14 @@
                         <div id="catalogue_detail_biblio">
 
                             <div id="views">
-                                <span class="view"><a id="Normalview" href="/cgi-bin/koha/opac-detail.pl?biblionumber=[% biblionumber | html %]">Normal view</a></span>
+                                <span class="view"><a id="Normalview" href="/cgi-bin/koha/opac-detail.pl?biblionumber=[% biblio.biblionumber %]">Normal view</a></span>
                                 <span class="view current-view"><span id="MARCview">MARC view</span></span>
-                                [% IF ( ISBD ) %]<span class="view"><a id="ISBDview"  href="/cgi-bin/koha/opac-ISBDdetail.pl?biblionumber=[% biblionumber | html %]">ISBD view</a></span>[% END %]
+                                [% IF ( ISBD ) %]<span class="view"><a id="ISBDview"  href="/cgi-bin/koha/opac-ISBDdetail.pl?biblionumber=[% biblio.biblionumber %]">ISBD view</a></span>[% END %]
                             </div>
-                            <h1 class="title">[% bibliotitle %] (Record no. [% biblionumber | html %])</h1>
+                            <h1 class="title">[% bibliotitle %] (Record no. [% biblio.biblionumber %])</h1>
 
                             [% IF ( OPACXSLTDetailsDisplay ) %]
-                                <div id="switchview_div">[ <a id="switchview" href="/cgi-bin/koha/opac-showmarc.pl?id=[% biblionumber | html %]&amp;viewas=html">view plain</a> ]</div>
+                                <div id="switchview_div">[ <a id="switchview" href="/cgi-bin/koha/opac-showmarc.pl?id=[% biblio.biblionumber %]&amp;viewas=html">view plain</a> ]</div>
                                 <div id="plainmarc"></div>
                             [% END %]
 
@@ -194,7 +194,7 @@ $(document).ready(function(){
             $(this).text(_("view labeled"));
             $("#labeledmarc").hide();
             if(!loaded){
-                $("#plainmarc").show().html("<div style=\"margin:1em;padding:1em;border:1px solid #EEE;font-size:150%;\"><img src=\"[% interface %]/[% theme %]/images/loading.gif\" /> "+_("Loading")+"...</div>").load("/cgi-bin/koha/opac-showmarc.pl","id=[% biblionumber | html %]&viewas=html");
+                $("#plainmarc").show().html("<div style=\"margin:1em;padding:1em;border:1px solid #EEE;font-size:150%;\"><img src=\"[% interface %]/[% theme %]/images/loading.gif\" /> "+_("Loading")+"...</div>").load("/cgi-bin/koha/opac-showmarc.pl","id=[% biblio.biblionumber %]&viewas=html");
                 loaded = 1;
             } else {
                 $("#plainmarc").show();
diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt
index 14bc426a87..6f381ca925 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt
@@ -57,7 +57,7 @@
 
                     <div id="bookcover">
                     [% IF ( OPACLocalCoverImages ) %]
-                        <div title="[% biblionumber |url %]" class="[% biblionumber | html %]" id="local-thumbnail-preview"></div>
+                        <div title="[% biblionumber |url %]" class="[% biblio.biblionumber %]" id="local-thumbnail-preview"></div>
                     [% END %]
                     [% IF ( OPACAmazonCoverImages ) %]
                         [% IF ( OPACURLOpenInNewWindow ) %]
@@ -105,15 +105,15 @@
                     [% END %]
                     </div><!-- / #bookcover -->
 
-                    <abbr class="unapi-id" title="koha:biblionumber:[% biblionumber | html %]"><!-- unAPI --></abbr>
+                    <abbr class="unapi-id" title="koha:biblionumber:[% biblio.biblionumber %]"><!-- unAPI --></abbr>
                     [% IF ( ocoins ) # COinS / Openurl %]
                         <span class="Z3988" title="[% ocoins %]"></span>
                     [% END %]
 
                     <div id="views">
                         <span class="view current-view"><span id="Normalview">Normal view</span></span>
-                        <span class="view"><a id="MARCview" href="/cgi-bin/koha/opac-MARCdetail.pl?biblionumber=[% biblionumber | html %]">MARC view</a></span>
-                        [% IF ( ISBD ) %]<span class="view"><a id="ISBDview" href="/cgi-bin/koha/opac-ISBDdetail.pl?biblionumber=[% biblionumber | html %]">ISBD view</a></span>[% END %]
+                        <span class="view"><a id="MARCview" href="/cgi-bin/koha/opac-MARCdetail.pl?biblionumber=[% biblio.biblionumber %]">MARC view</a></span>
+                        [% IF ( ISBD ) %]<span class="view"><a id="ISBDview" href="/cgi-bin/koha/opac-ISBDdetail.pl?biblionumber=[% biblio.biblionumber %]">ISBD view</a></span>[% END %]
                     </div>
                     [% IF ( OPACXSLTDetailsDisplay ) %]
                         [% XSLTBloc %]
@@ -409,16 +409,16 @@
                             [% END %]
                             [% IF ( TagsInputEnabled ) %]
                                 [% IF ( loggedinusername ) %]
-                                    <form id="tagform[% biblionumber | html %]" method="post" action="/cgi-bin/koha/opac-tags.pl" style="display:none;">
-                                        <label for="newtag[% biblionumber | html %]">New tag(s), separated by a comma:</label>
-                                        <input name="newtag[% biblionumber | html %]" id="newtag[% biblionumber | html %]" maxlength="100" type="text"/>
-                                        <input name="tagbutton" class="btn btn-small tagbutton" title="[% biblionumber | html %]" type="submit" value="Add" />
-                                        <a class="cancel_tag_add" id="cancel[% biblionumber | html %]" href="#">(done)</a>
+                                    <form id="tagform[% biblio.biblionumber %]" method="post" action="/cgi-bin/koha/opac-tags.pl" style="display:none;">
+                                        <label for="newtag[% biblio.biblionumber %]">New tag(s), separated by a comma:</label>
+                                        <input name="newtag[% biblio.biblionumber %]" id="newtag[% biblio.biblionumber %]" maxlength="100" type="text"/>
+                                        <input name="tagbutton" class="btn btn-small tagbutton" title="[% biblio.biblionumber %]" type="submit" value="Add" />
+                                        <a class="cancel_tag_add" id="cancel[% biblio.biblionumber %]" href="#">(done)</a>
                                     </form>
-                                    <span id="newtag[% biblionumber | html %]_status" class="tagstatus" style="display:none;">
+                                    <span id="newtag[% biblio.biblionumber %]_status" class="tagstatus" style="display:none;">
                                         Tag status here.
                                     </span>
-                                    <a class="tag_add" id="tag_add[% biblionumber | html %]" href="#">Add tag(s)</a>
+                                    <a class="tag_add" id="tag_add[% biblio.biblionumber %]" href="#">Add tag(s)</a>
                                 [% ELSE %]
                                     <span id="login4tags">
                                         [% IF Koha.Preference('casAuthentication') %]
@@ -498,7 +498,7 @@
 
                                 <!-- define some hidden vars for ratings -->
 
-                                <input  type="hidden" name='biblionumber'  value="[% biblionumber | html %]" />
+                                <input  type="hidden" name='biblionumber'  value="[% biblio.biblionumber %]" />
                                 <input  type="hidden" name='rating_value' id='rating_value' value="[% my_rating.rating_value %]" />
 
                                 [% UNLESS ( rating_readonly ) %]&nbsp;  <input name="rate_button" type="submit" value="Rate me" />[% END %]&nbsp;
@@ -652,7 +652,7 @@
 
                     <div id="holdings">
                         [% IF too_many_items %]
-                            <p>This record has many physical items ([% items_count %]). <a href="/cgi-bin/koha/opac-detail.pl?biblionumber=[% biblionumber | html %]&amp;viewallitems=1">Click here to view them all.</a></p>
+                            <p>This record has many physical items ([% items_count %]). <a href="/cgi-bin/koha/opac-detail.pl?biblionumber=[% biblio.biblionumber %]&amp;viewallitems=1">Click here to view them all.</a></p>
                         [% ELSIF ( itemloop.size ) %]
                             [% INCLUDE items_table items=itemloop tab="holdings" table_id="holdingst" %]
                             [% IF Koha.Preference('OPACAcquisitionDetails') and acquisition_details.total_quantity > 0 %]
@@ -881,7 +881,7 @@
                                     </table>
                                 [% END # / IF subscription.latestserials %]
                             [% END # / FOREACH subscriptions %]
-                            <p class="subscription_moredetails"><a href="opac-serial-issues.pl?biblionumber=[% biblionumber | html %]">More details</a></p>
+                            <p class="subscription_moredetails"><a href="opac-serial-issues.pl?biblionumber=[% biblio.biblionumber %]">More details</a></p>
                         </div> <!-- / #subscriptions -->
                     [% END # IF subscriptionsnumber %]
 
@@ -967,7 +967,7 @@
 
                                 [% IF ( loggedinusername ) %]
                                     [% UNLESS ( loggedincommenter ) %]
-                                       <div id="addcomment"> <a href="#" onclick="Dopop('/cgi-bin/koha/opac-review.pl?biblionumber=[% biblionumber | html %]'); return false;">
+                                       <div id="addcomment"> <a href="#" onclick="Dopop('/cgi-bin/koha/opac-review.pl?biblionumber=[% biblio.biblionumber %]'); return false;">
                                             Post your comments on this item.
                                         </a></div>
                                     [% END %]
@@ -1040,7 +1040,7 @@
                                 <p>Click on an image to view it in the image viewer</p>
                                 [% FOREACH image IN localimages %]
                                     [% IF image %]
-                                        <a class="localimage" href="/cgi-bin/koha/opac-imageviewer.pl?biblionumber=[% biblionumber | html %]&amp;imagenumber=[% image %]"><img alt="" src="/cgi-bin/koha/opac-image.pl?thumbnail=1&amp;imagenumber=[% image %]" /></a>
+                                        <a class="localimage" href="/cgi-bin/koha/opac-imageviewer.pl?biblionumber=[% biblio.biblionumber %]&amp;imagenumber=[% image %]"><img alt="" src="/cgi-bin/koha/opac-image.pl?thumbnail=1&amp;imagenumber=[% image %]" /></a>
                                     [% END %]
                                 [% END %]
                             </div><!-- / #images -->
@@ -1665,7 +1665,7 @@
               $.post("/cgi-bin/koha/opac-ratings-ajax.pl", {
                 rating_old_value: $("#rating_value").attr("value"),
                 borrowernumber: "[% borrowernumber %]",
-                biblionumber: "[% biblionumber | html %]",
+                biblionumber: "[% biblio.biblionumber %]",
                 rating_value: value,
                 auth_error: value
               }, function (data) {
diff --git a/opac/opac-ISBDdetail.pl b/opac/opac-ISBDdetail.pl
index a3cb1a9705..7898e80609 100755
--- a/opac/opac-ISBDdetail.pl
+++ b/opac/opac-ISBDdetail.pl
@@ -55,7 +55,7 @@ use C4::Koha;
 use Koha::ItemTypes;
 use Koha::Patrons;
 use Koha::RecordProcessor;
-
+use Koha::Biblios;
 
 my $query = CGI->new();
 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
@@ -71,6 +71,8 @@ my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
 my $biblionumber = $query->param('biblionumber');
 $biblionumber = int($biblionumber);
 
+my $biblio = Koha::Biblios->find( $biblionumber );
+
 # get biblionumbers stored in the cart
 if(my $cart_list = $query->cookie("bib_list")){
     my @cart_list = split(/\//, $cart_list);
@@ -185,7 +187,7 @@ $template->param(
     AllowOnShelfHolds   => $allow_onshelf_holds,
     norequests   => $norequests,
     ISBD         => $res,
-    biblionumber => $biblionumber,
+    biblio       => $biblio,
 );
 
 #Search for title in links
diff --git a/opac/opac-MARCdetail.pl b/opac/opac-MARCdetail.pl
index 9605cdd7e6..334e383e25 100755
--- a/opac/opac-MARCdetail.pl
+++ b/opac/opac-MARCdetail.pl
@@ -349,7 +349,7 @@ $template->param(
     item_loop           => \@item_loop,
     item_header_loop    => \@item_header_loop,
     item_subfield_codes => \@item_subfield_codes,
-    biblionumber        => $biblionumber,
+    biblio              => $biblio,
 );
 
 output_html_with_http_headers $query, $cookie, $template->output;
diff --git a/opac/opac-detail.pl b/opac/opac-detail.pl
index 9ace469152..37546594c8 100755
--- a/opac/opac-detail.pl
+++ b/opac/opac-detail.pl
@@ -78,6 +78,7 @@ my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
 
 my $biblionumber = $query->param('biblionumber') || $query->param('bib') || 0;
 $biblionumber = int($biblionumber);
+my $biblio = Koha::Biblios->find( $biblionumber );
 
 my @all_items = GetItemsInfo($biblionumber);
 my @hiddenitems;
@@ -136,7 +137,7 @@ if (C4::Context->preference('OpacSuppression')) {
     }
 }
 
-$template->param( biblionumber => $biblionumber );
+$template->param( biblio => $biblio );
 
 # get biblionumbers stored in the cart
 my @cart_list;
@@ -603,7 +604,6 @@ for ( C4::Context->preference("OPACShowHoldQueueDetails") ) {
 }
 my $has_hold;
 if ( $show_holds_count || $show_priority) {
-    my $biblio = Koha::Biblios->find( $biblionumber );
     my $holds = $biblio->holds;
     $template->param( holds_count  => $holds->count );
     while ( my $hold = $holds->next ) {