Index: src/slic3r/GUI/PrintHostDialogs.cpp
--- src/slic3r/GUI/PrintHostDialogs.cpp.orig
+++ src/slic3r/GUI/PrintHostDialogs.cpp
@@ -169,7 +169,7 @@ PrintHostSendDialog::PrintHostSendDialog(const fs::pat
     add_button(wxID_CANCEL,false, L("Cancel"));
     finalize();
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__OpenBSD__)
     // On Linux with GTK2 when text control lose the focus then selection (colored background) disappears but text color stay white
     // and as a result the text is invisible with light mode
     // see https://github.com/prusa3d/PrusaSlicer/issues/4532
