diff --git a/daemon/face/lp-face.hpp b/daemon/face/lp-face.hpp
index d825928..17746f2 100644
--- a/daemon/face/lp-face.hpp
+++ b/daemon/face/lp-face.hpp
@@ -28,6 +28,7 @@
 
 #include "transport.hpp"
 #include "link-service.hpp"
+#include "face-counters.hpp"
 #include "face-log.hpp"
 
 namespace nfd {
@@ -179,9 +180,6 @@
   const FaceCounters&
   getCounters() const;
 
-  FaceCounters&
-  getMutableCounters();
-
 private:
   FaceId m_id;
   unique_ptr<LinkService> m_service;
@@ -285,12 +283,6 @@
   return m_counters;
 }
 
-inline FaceCounters&
-LpFace::getMutableCounters()
-{
-  return m_counters;
-}
-
 template<typename T>
 typename std::enable_if<std::is_base_of<LpFace, T>::value, std::ostream&>::type
 operator<<(std::ostream& os, const FaceLogHelper<T>& flh)