diff --git a/Makefile.am b/Makefile.am
index c87fc75..cbc0081 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -46,6 +46,7 @@
   include/ndn-cpp/security/security-common.hpp \
   include/ndn-cpp/security/key-chain.hpp \
   include/ndn-cpp/security/security-exception.hpp \
+  include/ndn-cpp/security/certificate/certificate.hpp \
   include/ndn-cpp/security/certificate/oid.hpp \
   include/ndn-cpp/security/certificate/public-key.hpp \
   include/ndn-cpp/security/encryption/encryption-manager.hpp \