diff --git a/libraries/Ethernet/Client.h b/libraries/Ethernet/Client.h
index e1140e496..8c1e70b44 100644
--- a/libraries/Ethernet/Client.h
+++ b/libraries/Ethernet/Client.h
@@ -1,6 +1,6 @@
 #ifndef client_h
 #define client_h
-
+#include "WProgram.h"	
 #include "Print.h"
 
 class Client : public Print {