diff --git a/cpu/6502/6502def.h b/cpu/6502/6502def.h
index 3f932e3bc..eb892a096 100644
--- a/cpu/6502/6502def.h
+++ b/cpu/6502/6502def.h
@@ -30,18 +30,13 @@
  *
  * Author: Oliver Schmidt <ol.sc@web.de>
  *
- * @(#)$Id: 6502def.h,v 1.1 2007/09/05 10:59:11 oliverschmidt Exp $
+ * @(#)$Id: 6502def.h,v 1.2 2007/11/17 23:42:23 oliverschmidt Exp $
  */
 
 #ifndef __6502DEF_H__
 #define __6502DEF_H__
 
-typedef   signed char    int8_t;
-typedef unsigned char   uint8_t;
-typedef   signed short  int16_t;
-typedef unsigned short uint16_t;
-typedef   signed long   int32_t;
-typedef unsigned long  uint32_t;
+#include <stdint.h>
 
 /* These names are deprecated, use C99 names. */
 typedef unsigned char   u8_t;