diff --git a/NetworkClient.cpp b/NetworkClient.cpp
index 3f3302ac0..0bb98636f 100644
--- a/NetworkClient.cpp
+++ b/NetworkClient.cpp
@@ -12,6 +12,7 @@
 
 #ifdef WIN32
 #include <Windows.h>
+#define MSG_NOSIGNAL 0
 #else
 #include <unistd.h>