diff --git a/src/node_buffer.cc b/src/node_buffer.cc
index bc23ed88c6..69b419bd1f 100644
--- a/src/node_buffer.cc
+++ b/src/node_buffer.cc
@@ -6,7 +6,11 @@
 
 #include <string.h> // memcpy
 
-#include <arpa/inet.h>  // htons, htonl
+#ifdef __MINGW32__
+# include <winsock2.h>  // htons, htonl
+#else // __POSIX__
+# include <arpa/inet.h>  // htons, htonl
+#endif
 
 #include <node.h>