diff --git a/lib/Slic3r/GUI/OptionsGroup/Field.pm b/lib/Slic3r/GUI/OptionsGroup/Field.pm
index d2cf76ce6..2bf3701d9 100644
--- a/lib/Slic3r/GUI/OptionsGroup/Field.pm
+++ b/lib/Slic3r/GUI/OptionsGroup/Field.pm
@@ -573,7 +573,8 @@ sub get_value {
 
 sub _update_textctrl {
     my ($self) = @_;
-    $self->textctrl->SetLabel($self->get_value);
+    $self->textctrl->ChangeValue($self->get_value);
+    $self->textctrl->SetInsertionPointEnd;
 }
 
 sub enable {