diff --git a/src/adjacency-list.hpp b/src/adjacency-list.hpp
index 85bec25..38debed 100644
--- a/src/adjacency-list.hpp
+++ b/src/adjacency-list.hpp
@@ -98,6 +98,12 @@
     }
   }
 
+  Adjacent*
+  findAdjacent(const ndn::Name& adjName);
+
+  Adjacent*
+  findAdjacent(uint64_t faceId);
+
   void
   writeLog();