diff --git a/src/proxy.h b/src/proxy.h
index 2a67daa..2b3a9f2 100644
--- a/src/proxy.h
+++ b/src/proxy.h
@@ -51,6 +51,8 @@
 #include <process.h>
 #define SASIZETYPE int
 #define SHUT_RDWR SD_BOTH
+#define SHUT_WR SD_SEND
+#define SHUT_RD SD_RECEIVE
 #else
 #ifndef FD_SETSIZE
 #define FD_SETSIZE 4096