diff --git a/src/system.cpp b/src/system.cpp
index 7ff0d323..897a6a16 100644
--- a/src/system.cpp
+++ b/src/system.cpp
@@ -21,6 +21,7 @@
 #endif
 
 #if defined ARCH_WIN
+	#define _WIN32_WINNT _WIN32_WINNT_VISTA // for QueryThreadCycleTime
 	#include <windows.h>
 	#include <shellapi.h>
 	#include <processthreadsapi.h>