diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/includes/masthead.inc b/koha-tmpl/opac-tmpl/bootstrap/en/includes/masthead.inc
index 91f908e868..184a60527d 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/includes/masthead.inc
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/includes/masthead.inc
@@ -191,11 +191,11 @@
                                     <option value="se">Series</option>
                                 [% END # /ms_se %]
                                 [% IF ( Koha.Preference('OPACNumbersPreferPhrase') ) %]
-                                    [% IF ( ms_callnum ) %]
-                                            <option selected="selected" value="callnum,phr">Call number</option>
+                                    [% IF ( ms_callnumcommaphr ) %]
+                                        <option selected="selected" value="callnum,phr">Call number</option>
                                     [% ELSE %]
                                         <option value="callnum,phr">Call number</option>
-                                    [% END #/ms_callnum %]
+                                    [% END #/ms_callnumcommaphr %]
                                 [% ELSE %]
                                     [% IF ( ms_callnum ) %]
                                         <option selected="selected" value="callnum">Call number</option>
diff --git a/opac/opac-search.pl b/opac/opac-search.pl
index 437bb8bf6a..84714a6024 100755
--- a/opac/opac-search.pl
+++ b/opac/opac-search.pl
@@ -457,7 +457,10 @@ my @indexes = $cgi->multi_param('idx');
 
 # if a simple index (only one)  display the index used in the top search box
 if ($indexes[0] && !$indexes[1]) {
-    $template->param("ms_".$indexes[0] => 1);
+    my $idx = "ms_".$indexes[0];
+    $idx =~ s/\,/comma/g;  # template toolkit doesn't like variables with a , in it
+    $idx =~ s/-/dash/g;  # template toolkit doesn't like variables with a dash in it
+    $template->param($idx => 1);
 }
 # an operand can be a single term, a phrase, or a complete ccl query
 my @operands = $cgi->multi_param('q');