diff --git a/C4/Reports/Guided.pm b/C4/Reports/Guided.pm
index ea1dac0550..81ac48870f 100644
--- a/C4/Reports/Guided.pm
+++ b/C4/Reports/Guided.pm
@@ -914,6 +914,7 @@ sub GetParametersFromSQL {
 
     for ( my $i = 0; $i < ($#split/2) ; $i++ ) {
         my ($name,$authval) = split(/\|/,$split[$i*2+1]);
+        $authval =~ s/\:all$// if $authval;
         push @sql_parameters, { 'name' => $name, 'authval' => $authval };
     }
 
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/reports/guided_reports_start.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/reports/guided_reports_start.tt
index 8d9fbfbe68..a4f3669de6 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/reports/guided_reports_start.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/reports/guided_reports_start.tt
@@ -681,6 +681,7 @@ canned reports and writing custom SQL reports.</p>
                 [% ELSE %]
                     <li><label for="sql_params_[% sql_param.labelid | html %]">[% sql_param.entry | html %]:</label>
                         <select name="[%- sql_param.input.name | html -%]" tabindex="1"  size="1" id="[%- sql_param.input.id | html -%]">
+                        [% IF (sql_param.include_all) %]<option value="%">All</option>[% END %]
                         [% FOREACH value IN sql_param.input.values %]
                             <option value="[%- value | html -%]">[%- sql_param.input.labels.$value | html -%]</option>
                         [% END %]
diff --git a/reports/guided_reports.pl b/reports/guided_reports.pl
index 368b8e1392..4a896dbfd5 100755
--- a/reports/guided_reports.pl
+++ b/reports/guided_reports.pl
@@ -701,11 +701,12 @@ elsif ($phase eq 'Run this report'){
             my @authval_errors;
             my %uniq_params;
             for(my $i=0;$i<($#split/2);$i++) {
-                my ($text,$authorised_value) = split /\|/,$split[$i*2+1];
-                my $sep = $authorised_value ? "|" : "";
-                if( defined $uniq_params{$text.$sep.$authorised_value} ){
+                my ($text,$authorised_value_all) = split /\|/,$split[$i*2+1];
+                my $sep = $authorised_value_all ? "|" : "";
+                if( defined $uniq_params{$text.$sep.$authorised_value_all} ){
                     next;
-                } else { $uniq_params{$text.$sep.$authorised_value} = "$i"; }
+                } else { $uniq_params{$text.$sep.$authorised_value_all} = "$i"; }
+                my ($authorised_value, $all) = split /:/, $authorised_value_all;
                 my $input;
                 my $labelid;
                 if ( not defined $authorised_value ) {
@@ -797,7 +798,7 @@ elsif ($phase eq 'Run this report'){
                     };
                 }
 
-                push @tmpl_parameters, {'entry' => $text, 'input' => $input, 'labelid' => $labelid, 'name' => $text.$sep.$authorised_value };
+                push @tmpl_parameters, {'entry' => $text, 'input' => $input, 'labelid' => $labelid, 'name' => $text.$sep.$authorised_value_all, 'include_all' => $all };
             }
             $template->param('sql'         => $sql,
                             'name'         => $name,
diff --git a/t/db_dependent/Reports/Guided.t b/t/db_dependent/Reports/Guided.t
index 11b750d59e..8eeba6a973 100644
--- a/t/db_dependent/Reports/Guided.t
+++ b/t/db_dependent/Reports/Guided.t
@@ -145,13 +145,15 @@ subtest 'GetParametersFromSQL+ValidateSQLParameters' => sub  {
         FROM old_issues
         WHERE YEAR(timestamp) = <<Year|custom_list>> AND
               branchcode = <<Branch|branches>> AND
-              borrowernumber = <<Borrower>>
+              borrowernumber = <<Borrower>> AND
+              itemtype = <<Item type|itemtypes:all>>
     ";
 
     my @test_parameters_with_custom_list = (
         { 'name' => 'Year', 'authval' => 'custom_list' },
         { 'name' => 'Branch', 'authval' => 'branches' },
-        { 'name' => 'Borrower', 'authval' => undef }
+        { 'name' => 'Borrower', 'authval' => undef },
+        { 'name' => 'Item type', 'authval' => 'itemtypes' }
     );
 
     is_deeply( GetParametersFromSQL($test_query_1), \@test_parameters_with_custom_list,