diff --git a/src/Organya.cpp b/src/Organya.cpp
index 341c039c..bbcc52a2 100644
--- a/src/Organya.cpp
+++ b/src/Organya.cpp
@@ -23,9 +23,11 @@
 #include "Sound.h"
 
 // Visual Studio 6 is missing this
+#ifdef _MSC_VER
 #ifndef DWORD_PTR
 #define DWORD_PTR DWORD
 #endif
+#endif
 
 #define PANDUMMY 0xFF
 #define VOLDUMMY 0xFF