diff --git a/src/ui/SerialConfigurationWindow.cc b/src/ui/SerialConfigurationWindow.cc
index 087081fddb5c884350835ab200e63a563fb80404..a8ad94491eedc912418c83129acc5b03aaaade15 100644
--- a/src/ui/SerialConfigurationWindow.cc
+++ b/src/ui/SerialConfigurationWindow.cc
@@ -490,7 +490,9 @@ void SerialConfigurationWindow::setParityEven()
 
 void SerialConfigurationWindow::setPortName(QString port)
 {
+#ifdef _WIN32
     port = port.split("-").first();
+#endif
     port = port.remove(" ");
 
     if (this->link->getPortName() != port)