diff --git a/admin/authorised_values.pl b/admin/authorised_values.pl
index a05a4f77bf..9513ce7eda 100755
--- a/admin/authorised_values.pl
+++ b/admin/authorised_values.pl
@@ -187,7 +187,7 @@ if ( $op eq 'add_form' or $op eq 'edit_form' ) {
     }
 
     $op = 'list';
-} elsif ( $op eq 'edit_category' ) {
+} elsif ( $op eq 'cud-edit_category' ) {
     my $category_name   = $input->param('category');
     my $is_integer_only = $input->param('is_integer_only') ? 1 : 0;
     my $category        = Koha::AuthorisedValueCategories->find($category_name);
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/admin/authorised_values.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/admin/authorised_values.tt
index cba5618e83..3203d1c61b 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/admin/authorised_values.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/admin/authorised_values.tt
@@ -156,7 +156,7 @@
                                         [% END %]
                                     </li>
                                 </ol>
-                                <input type="hidden" name="op" value="edit_category" />
+                                <input type="hidden" name="op" value="cud-edit_category" />
                                 <input type="hidden" name="category" value="[% category_name | html %]" />
                                 <input type="hidden" name="searchfield" value="[% category_name | html %]" />
                             [% ELSE %]