diff --git a/src/hello-protocol.cpp b/src/hello-protocol.cpp
index 506954c..ce1f391 100644
--- a/src/hello-protocol.cpp
+++ b/src/hello-protocol.cpp
@@ -94,7 +94,7 @@
     if (status == 0) {
       ndn::Name interestName(neighbor);
       interestName.append(INFO_COMPONENT);
-      interestName.append(m_nlsr.getConfParameter().getRouterPrefix());
+      interestName.append(m_nlsr.getConfParameter().getRouterPrefix().wireEncode());
       expressInterest(interestName,
                       m_nlsr.getConfParameter().getInterestResendTime());
     }