diff --git a/config.def.h b/config.def.h
index 76b89df34b..c826f34de4 100644
--- a/config.def.h
+++ b/config.def.h
@@ -362,7 +362,7 @@ static const bool def_history_list_enable = true;
 
 static const unsigned int def_user_language = 0;
 
-#if (defined(__APPLE__) && defined(__MACH__) && defined(OSX)) || (defined(_WIN32) && !defined(_XBOX))
+#if (defined(_WIN32) && !defined(_XBOX))
 static const bool def_mouse_enable = true;
 #else
 static const bool def_mouse_enable = false;