diff --git a/spectrum/src/sample.cfg b/spectrum/src/sample.cfg
index 4409be640ca1093f577eb86b35438e984ff675c4..1b4f17b9ed7255b6866bbc5b8222e7dd6245d6a8 100644
--- a/spectrum/src/sample.cfg
+++ b/spectrum/src/sample.cfg
@@ -13,13 +13,14 @@ admin_password=test
 #cert=server.pfx #patch to PKCS#12 certificate
 #cert_password=test #password to that certificate if any
 users_per_backend=10
-backend=../..//backends/swiften/spectrum2_swiften_backend
+backend=../..//backends/libyahoo2/spectrum2_libyahoo2_backend
 #backend=../../backends/template/template_backend.py
 #protocol=prpl-jabber
 protocol=prpl-msn
 #protocol=any
 #protocol=prpl-icq
 working_dir=./
+portfile=$jid.port
 
 [backend]
 #default_avatar=catmelonhead.jpg