diff --git a/utest/ctest.h b/utest/ctest.h
index 1deea32f6..f297dafba 100644
--- a/utest/ctest.h
+++ b/utest/ctest.h
@@ -84,7 +84,7 @@ struct ctest {
 #endif
 
 #if _MSC_VER < 1900
-#define snprintf _snprintf_s
+#define snprintf _snprintf
 #endif
 
 #ifndef __cplusplus