diff --git a/flecs.c b/flecs.c
index 408d702c5..db73baac3 100644
--- a/flecs.c
+++ b/flecs.c
@@ -26590,6 +26590,10 @@ const ecs_member_t* ecs_cpp_last_member(
 #ifndef WIN32_LEAN_AND_MEAN
 #define WIN32_LEAN_AND_MEAN
 #endif
+#if !defined(_WIN32_WINNT) || _WIN32_WINNT <= 0x502
+    #define WINVER 0x600
+    #define _WIN32_WINNT WINVER
+#endif
 #include <winsock2.h>
 #include <ws2tcpip.h>
 #include <windows.h>