diff --git a/Koha/AdditionalContents.pm b/Koha/AdditionalContents.pm
index 36d736c3ac..8e07a351d9 100644
--- a/Koha/AdditionalContents.pm
+++ b/Koha/AdditionalContents.pm
@@ -153,6 +153,39 @@ sub find_best_match {
     return $alt1 // $alt2 // $alt3;
 }
 
+=head3 get_html_customizations_options
+
+    Koha::AdditionalContents->get_html_customizations_options('opac');
+
+=cut
+
+sub get_html_customizations_options {
+    my ($interface) = @_;
+
+    if ( $interface eq 'opac' ) {
+        return [
+            'OpacNavRight',                  'opacheader',       'OpacCustomSearch', 'OpacMainUserBlock', 'opaccredits',
+            'OpacLoginInstructions',         'OpacNav',          'OpacNavBottom',     'OpacSuggestionInstructions',
+            'ArticleRequestsDisclaimerText', 'OpacMoreSearches', 'OpacMySummaryNote', 'OpacLibraryInfo',
+            'OpacMaintenanceNotice',         'OPACResultsSidebar',   'OpacSuppressionMessage', 'SCOMainUserBlock',
+            'SelfCheckInMainUserBlock',      'SelfCheckHelpMessage', 'CatalogConcernHelp',     'CatalogConcernTemplate',
+            'CookieConsentBar',              'CookieConsentPopup',   'PatronSelfRegistrationAdditionalInstructions',
+            'ILLModuleCopyrightClearance'
+        ];
+    }
+
+    if ( $interface eq 'staff' ) {
+        return [
+            'IntranetmainUserblock', 'StaffReportsHome',     'RoutingListNote', 'StaffAcquisitionsHome',
+            'StaffAuthoritiesHome',  'StaffCataloguingHome', 'StaffListsHome',  'StaffLoginInstructions',
+            'StaffPatronsHome',      'StaffPOSHome',         'StaffSerialsHome'
+        ];
+    }
+
+    return [];
+
+}
+
 =head3 _type
 
 =cut
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/tools/additional-contents.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/tools/additional-contents.tt
index f62690eb20..a5884db4bb 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/tools/additional-contents.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/tools/additional-contents.tt
@@ -532,7 +532,6 @@
             [% END %]
         [% END %]
     [% ELSE %]
-        [% SET opac_available_options = [ 'OpacNavRight', 'opacheader', 'OpacCustomSearch', 'OpacMainUserBlock', 'opaccredits', 'OpacLoginInstructions', 'OpacNav', 'OpacNavBottom', 'OpacSuggestionInstructions', 'ArticleRequestsDisclaimerText', 'OpacMoreSearches', 'OpacMySummaryNote', 'OpacLibraryInfo', 'OpacMaintenanceNotice', 'OPACResultsSidebar', 'OpacSuppressionMessage', 'SCOMainUserBlock', 'SelfCheckInMainUserBlock', 'SelfCheckHelpMessage', 'CatalogConcernHelp', 'CatalogConcernTemplate', 'CookieConsentBar', 'CookieConsentPopup', 'PatronSelfRegistrationAdditionalInstructions', 'ILLModuleCopyrightClearance' ] %]
         <optgroup label="OPAC">
             [% FOREACH l IN opac_available_options.sort %]
                 [% IF l == location %]
@@ -542,7 +541,6 @@
                 [% END %]
             [% END %]
         </optgroup>
-        [% SET staff_available_options = [ 'IntranetmainUserblock', 'StaffReportsHome', 'RoutingListNote', 'StaffAcquisitionsHome', 'StaffAuthoritiesHome', 'StaffCataloguingHome', 'StaffListsHome', 'StaffLoginInstructions', 'StaffPatronsHome', 'StaffPOSHome', 'StaffSerialsHome' ] %]
         <optgroup label="Staff interface">
             [% FOREACH l IN staff_available_options.sort %]
                 [% IF l == location %]
diff --git a/tools/additional-contents.pl b/tools/additional-contents.pl
index db10d2de2e..3ff53031a3 100755
--- a/tools/additional-contents.pl
+++ b/tools/additional-contents.pl
@@ -72,8 +72,10 @@ if ( $op eq 'add_form' ) {
         $category            = $additional_content->category;
     }
     $template->param(
-        additional_content  => $additional_content,
-        translated_contents => $translated_contents,
+        additional_content      => $additional_content,
+        translated_contents     => $translated_contents,
+        opac_available_options  => Koha::AdditionalContents::get_html_customizations_options('opac'),
+        staff_available_options => Koha::AdditionalContents::get_html_customizations_options('staff'),
     );
 } elsif ( $op eq 'cud-add_validate' ) {
     output_and_exit_if_error( $cgi, $cookie, $template, { check => 'csrf_token' } );