diff --git a/src/tcpsockets/SocketError.cpp b/src/tcpsockets/SocketError.cpp
index de4d43452d..9619edd4a9 100644
--- a/src/tcpsockets/SocketError.cpp
+++ b/src/tcpsockets/SocketError.cpp
@@ -7,7 +7,11 @@
 
 #include "SocketError.h"
 
+#ifdef _WIN32
 #include <windows.h>
+#else
+#include <string.h>
+#endif
 
 namespace tcpsockets {