diff --git a/src/prefs/KeyConfigPrefs.cpp b/src/prefs/KeyConfigPrefs.cpp
index a50cf2f2b..6b19abc52 100644
--- a/src/prefs/KeyConfigPrefs.cpp
+++ b/src/prefs/KeyConfigPrefs.cpp
@@ -985,7 +985,7 @@ void KeyConfigPrefs::OnCaptureKeyDown(wxKeyEvent & e)
 {
    wxTextCtrl *t = (wxTextCtrl *)e.GetEventObject();
 
-#if defined(__WXMAC__)
+#if defined(__WXMAC__) || defined(__WXGTK__)
    if (e.GetKeyCode() == WXK_TAB) {
       wxNavigationKeyEvent nevent;
       nevent.SetWindowChange(e.ControlDown());