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diff --git a/src/slic3r/GUI/PhysicalPrinterDialog.cpp b/src/slic3r/GUI/PhysicalPrinterDialog.cpp
index 7ca307ff9d..11fdea36b1 100644
--- a/src/slic3r/GUI/PhysicalPrinterDialog.cpp
+++ b/src/slic3r/GUI/PhysicalPrinterDialog.cpp
@@ -564,7 +564,8 @@ void PhysicalPrinterDialog::build_printhost_settings(ConfigOptionsGroup* m_optgr
// Always fill in the "printhost_port" combo box from the config and select it.
{
Choice* choice = dynamic_cast<Choice*>(m_optgroup->get_field("printhost_port"));
- choice->set_values({ m_config->opt_string("printhost_port") });
+ const std::vector<std::string> choice_values = { m_config->opt_string("printhost_port") };
+ choice->set_values(choice_values);
choice->set_selection();
}
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