diff --git a/lib/Slic3r/GUI/OptionsGroup.pm b/lib/Slic3r/GUI/OptionsGroup.pm
index 7e7009dda..426565481 100644
--- a/lib/Slic3r/GUI/OptionsGroup.pm
+++ b/lib/Slic3r/GUI/OptionsGroup.pm
@@ -209,6 +209,8 @@ Slic3r::GUI::ConfigOptionsGroup - pre-filled Wx::StaticBoxSizer wrapper containi
 
 =cut
 
+use List::Util qw(first);
+
 has 'config' => (is => 'ro', required => 1);
 
 sub _trigger_options {
@@ -232,6 +234,13 @@ sub _trigger_options {
     } @{$self->options};
 }
 
+sub _option {
+    my $self = shift;
+    my ($opt_key) = @_;
+    
+    return first { $_->{opt_key} =~ /^\Q$opt_key\E(#.+)?$/ } @{$self->options};
+}
+
 sub set_value {
     my $self = shift;
     my ($opt_key, $value) = @_;
diff --git a/lib/Slic3r/GUI/Tab.pm b/lib/Slic3r/GUI/Tab.pm
index c568dfe1f..d781577fc 100644
--- a/lib/Slic3r/GUI/Tab.pm
+++ b/lib/Slic3r/GUI/Tab.pm
@@ -194,7 +194,7 @@ sub on_select_preset {
     $self->reload_values;
     $self->set_dirty(0);
     $Slic3r::GUI::Settings->{presets}{$self->name} = $preset->{file} ? basename($preset->{file}) : '';
-    Slic3r::GUI->save_settings("$Slic3r::GUI::datadir/slic3r.ini");
+    Slic3r::GUI->save_settings;
 }
 
 sub add_options_page {