diff --git a/net/http_client.h b/net/http_client.h
index dbea901f6d..cc6c607520 100644
--- a/net/http_client.h
+++ b/net/http_client.h
@@ -8,6 +8,7 @@
 #include "base/functional.h"
 
 #ifdef _WIN32
+#define NOMINMAX
 #include <winsock2.h>
 #else
 #if defined(__FreeBSD__) || defined(__SYMBIAN32__)