diff --git a/Python/pytime.c b/Python/pytime.c
index 9ff3006..109d526 100644
--- a/Python/pytime.c
+++ b/Python/pytime.c
@@ -1,6 +1,6 @@
 #include "Python.h"
 #ifdef MS_WINDOWS
-#include <windows.h>
+#include <winsock2.h>         /* struct timeval */
 #endif
 
 #if defined(__APPLE__)