diff --git a/src/tlv/adjacency.hpp b/src/tlv/adjacency.hpp
index 517bf42..2ad37b6 100644
--- a/src/tlv/adjacency.hpp
+++ b/src/tlv/adjacency.hpp
@@ -101,9 +101,9 @@
     return *this;
   }
 
-  template<bool T>
+  template<ndn::encoding::Tag TAG>
   size_t
-  wireEncode(ndn::EncodingImpl<T>& block) const;
+  wireEncode(ndn::EncodingImpl<TAG>& block) const;
 
   const ndn::Block&
   wireEncode() const;