diff --git a/src/slic3r/GUI/wxExtensions.cpp b/src/slic3r/GUI/wxExtensions.cpp
index 0ebe5ae2f..c52864db3 100644
--- a/src/slic3r/GUI/wxExtensions.cpp
+++ b/src/slic3r/GUI/wxExtensions.cpp
@@ -16,10 +16,7 @@
 #include "Plater.hpp"
 #include "../Utils/MacDarkMode.hpp"
 
-#ifdef __linux__
-#define wxLinux true
-#else
-#define wxLinux false
+#ifndef __linux__
 // msw_menuitem_bitmaps is used for MSW and OSX
 static std::map<int, std::string> msw_menuitem_bitmaps;
 #ifdef __WXMSW__
@@ -660,7 +657,13 @@ void ModeButton::focus_button(const bool focus)
                              Slic3r::GUI::wxGetApp().normal_font();
 
     SetFont(new_font);
-    SetForegroundColour(wxSystemSettings::GetColour(focus ? wxSYS_COLOUR_BTNTEXT : wxLinux ? wxSYS_COLOUR_GRAYTEXT : wxSYS_COLOUR_BTNSHADOW));
+    SetForegroundColour(wxSystemSettings::GetColour(focus ? wxSYS_COLOUR_BTNTEXT : 
+#if defined (__linux__) && defined (__WXGTK3__)
+        wxSYS_COLOUR_GRAYTEXT
+#else 
+        wxSYS_COLOUR_BTNSHADOW
+#endif    
+    ));
 
     Refresh();
     Update();