diff --git a/tests/test-publish-async.cpp b/tests/test-publish-async.cpp
index 611ae6b..718a534 100644
--- a/tests/test-publish-async.cpp
+++ b/tests/test-publish-async.cpp
@@ -65,7 +65,7 @@
     Echo echo(keyChain);
     Name prefix("/testecho");
     cout << "Register prefix  " << prefix.toUri() << endl;
-    face.registerPrefix(prefix, ref(echo), ref(echo), keyChain, Name());
+    face.registerPrefix(prefix, ref(echo), ref(echo));
     
     // The main event loop.  
     // Wait forever to receive one interest for the prefix.