diff --git a/src/slic3r/GUI/MsgDialog.cpp b/src/slic3r/GUI/MsgDialog.cpp
index f38225ada..7cee03e5d 100644
--- a/src/slic3r/GUI/MsgDialog.cpp
+++ b/src/slic3r/GUI/MsgDialog.cpp
@@ -227,7 +227,7 @@ static void add_msg_content(wxWindow* parent, wxBoxSizer* content_sizer, wxStrin
 
     wxFont      font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
     wxFont      monospace = wxGetApp().code_font();
-#ifdef _WIN32
+#if 1
     wxColour    text_clr = wxGetApp().get_label_clr_default();
 #else
     wxColour    text_clr = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
@@ -318,7 +318,7 @@ WarningDialog::WarningDialog(wxWindow *parent,
     finalize();
 }
 
-#ifdef _WIN32
+#if 1
 // MessageDialog
 
 MessageDialog::MessageDialog(wxWindow* parent,
diff --git a/src/slic3r/GUI/MsgDialog.hpp b/src/slic3r/GUI/MsgDialog.hpp
index 2ebc8f677..e00ce5689 100644
--- a/src/slic3r/GUI/MsgDialog.hpp
+++ b/src/slic3r/GUI/MsgDialog.hpp
@@ -122,7 +122,7 @@ public:
 	virtual ~WarningDialog() = default;
 };
 
-#ifdef _WIN32
+#if 1
 // Generic static line, used intead of wxStaticLine
 class StaticLine: public wxTextCtrl
 {