TLV encoding to replace JSON format message
diff --git a/src/protocol-detail/info.hpp b/src/protocol-detail/info.hpp
index 89a907b..9c190f2 100644
--- a/src/protocol-detail/info.hpp
+++ b/src/protocol-detail/info.hpp
@@ -18,8 +18,8 @@
  * See AUTHORS.md for complete list of ndncert authors and contributors.
  */
 
-#ifndef NDNCERT_PROTOCOL_DETAIL_HPP
-#define NDNCERT_PROTOCOL_DETAIL_HPP
+#ifndef NDNCERT_PROTOCOL_DETAIL_INFO_HPP
+#define NDNCERT_PROTOCOL_DETAIL_INFO_HPP
 
 #include "../ca-config.hpp"
 #include "../client-config.hpp"