diff --git a/src/security/certificate-store.hpp b/src/security/certificate-store.hpp
index 95437c5..79a0cf7 100644
--- a/src/security/certificate-store.hpp
+++ b/src/security/certificate-store.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2020,  The University of Memphis,
+ * Copyright (c) 2014-2021,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -96,7 +96,6 @@
   CertMap m_certificates;
   ndn::Face& m_face;
   ConfParameter& m_confParam;
-  Lsdb& m_lsdb;
   ndn::security::ValidatorConfig& m_validator;
   ndn::util::signal::ScopedConnection m_afterSegmentValidatedConnection;
 };