diff --git a/reactos/include/wine/config.h b/reactos/include/wine/config.h
index 193c4830951..7af4b57da4e 100644
--- a/reactos/include/wine/config.h
+++ b/reactos/include/wine/config.h
@@ -709,7 +709,7 @@
 #define HAVE_VFSCANF 1
 
 /* Define to 1 if you have the `vsnprintf' function. */
-#define HAVE_VSNPRINTF 1
+/* #define HAVE_VSNPRINTF 1 */
 
 /* Define to 1 if you have the `wait' function. */
 /* #undef HAVE_WAIT */