diff --git a/src/route/fib.hpp b/src/route/fib.hpp
index 559df7a..d144e1f 100644
--- a/src/route/fib.hpp
+++ b/src/route/fib.hpp
@@ -76,6 +76,9 @@
   void
   setStrategy(const ndn::Name& name, const std::string& strategy);
 
+  void
+  writeLog();
+
 private:
   void
   unregisterPrefix(const ndn::Name& namePrefix, const std::string& faceUri);