diff --git a/src/route/fib-entry.hpp b/src/route/fib-entry.hpp
index 71ecb04..14d3772 100644
--- a/src/route/fib-entry.hpp
+++ b/src/route/fib-entry.hpp
@@ -82,6 +82,9 @@
   bool
   isEqualNextHops(NexthopList& nhlOther);
 
+  void
+  writeLog();
+
 private:
   ndn::Name m_name;
   int32_t m_timeToRefresh;