diff --git a/NetworkClient.cpp b/NetworkClient.cpp
index b8709e9e..90ef141a 100644
--- a/NetworkClient.cpp
+++ b/NetworkClient.cpp
@@ -17,7 +17,6 @@
 
 #ifdef __APPLE__
 #include <unistd.h>
-#define MSG_NOSIGNAL 0
 #endif
 
 #ifdef __linux__