diff --git a/helpers/repo-tlv.hpp b/helpers/repo-tlv.hpp
new file mode 100644
index 0000000..d74bd22
--- /dev/null
+++ b/helpers/repo-tlv.hpp
@@ -0,0 +1,31 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (C) 2014 Regents of the University of California.
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef REPO_HELPERS_REPO_TLV_HPP
+#define REPO_HELPERS_REPO_TLV_HPP
+
+#include <ndn-cpp-dev/encoding/tlv.hpp>
+
+namespace repo {
+namespace tlv {
+
+using namespace ndn::Tlv;
+
+enum {
+  RepoCommandParameter = 201,
+  StartBlockId         = 204,
+  EndBlockId           = 205,
+  ProcessId            = 206,
+  RepoCommandResponse  = 207,
+  StatusCode           = 208,
+  InsertNum            = 209,
+  DeleteNum            = 210
+};
+
+} // tlv
+} // repo
+
+#endif // REPO_HELPERS_REPO_TLV_HPP