diff --git a/vp9/common/vp9_systemdependent.h b/vp9/common/vp9_systemdependent.h
index cc909e23e1e60836f74f92a5f96a332db67e1dcf..b8d161d190f809b33905faa37eab2d8ceeeb9ea6 100644
--- a/vp9/common/vp9_systemdependent.h
+++ b/vp9/common/vp9_systemdependent.h
@@ -13,6 +13,7 @@
 
 #ifdef _MSC_VER
 #include <math.h>
+#define snprintf _snprintf
 #endif
 
 #include "./vpx_config.h"