diff --git a/httplib.h b/httplib.h
index 8e65d7d..fc17548 100644
--- a/httplib.h
+++ b/httplib.h
@@ -27,7 +27,7 @@
 #endif
 
 #ifdef _WIN32
-#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0602
+#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0A00
 #error                                                                         \
     "cpp-httplib doesn't support Windows 8 or lower. Please use Windows 10 or later."
 #endif