diff --git a/helper/ndn-global-routing-helper.cc b/helper/ndn-global-routing-helper.cc
index 00d2098..6ecd944 100644
--- a/helper/ndn-global-routing-helper.cc
+++ b/helper/ndn-global-routing-helper.cc
@@ -133,7 +133,7 @@
 	    }
 	  grChannel = ch->GetObject<GlobalRouter> ();
 
-	  gr->AddIncidency (0, grChannel);
+	  gr->AddIncidency (face, grChannel);
 	}
     }
 }