diff --git a/Testing/server.m b/Testing/server.m
index 466417f28..b9f845269 100644
--- a/Testing/server.m
+++ b/Testing/server.m
@@ -4,7 +4,7 @@
 #include <gnustep/base/BinaryCStream.h>
 #include <gnustep/base/Connection.h>
 #include <gnustep/base/Proxy.h>
-#include <gnustep/base/String.h>
+#include <Foundation/NSString.h>
 #include <gnustep/base/Notification.h>
 #include <gnustep/base/RunLoop.h>
 #include "server.h"