diff --git a/Extras/LibXML/config-win32.h b/Extras/LibXML/config-win32.h
index 6fff57adf..a7fd805cc 100644
--- a/Extras/LibXML/config-win32.h
+++ b/Extras/LibXML/config-win32.h
@@ -89,7 +89,10 @@ static int isnan (double d) {
 #if defined(_MSC_VER) || defined(__MINGW32__)
 #define mkdir(p,m) _mkdir(p)
 #define snprintf _snprintf
+///added workaround to compile under Visual Studio 2008 Beta
+#if (_MSC_VER < 1500)
 #define vsnprintf(b,c,f,a) _vsnprintf(b,c,f,a)
+#endif 
 #endif
 
 /* Threading API to use should be specified here for compatibility reasons.