diff --git a/src/ndncert-common.hpp b/src/ndncert-common.hpp
index 02f24ff..7306084 100644
--- a/src/ndncert-common.hpp
+++ b/src/ndncert-common.hpp
@@ -46,6 +46,7 @@
 #include <ndn-cxx/name.hpp>
 #include <ndn-cxx/security/key-chain.hpp>
 #include <ndn-cxx/security/v2/certificate.hpp>
+#include <ndn-cxx/util/logger.hpp>
 #include <boost/algorithm/string.hpp>
 #include <boost/assert.hpp>
 #include <boost/noncopyable.hpp>
@@ -72,6 +73,11 @@
 using std::unique_ptr;
 using std::weak_ptr;
 
+#define _LOG_INIT(name) NDN_LOG_INIT(ndncert.name)
+#define _LOG_DEBUG(x) NDN_LOG_DEBUG(__FILE__ << ":" << __LINE__ << ":" << " " << x)
+#define _LOG_TRACE(x) NDN_LOG_TRACE(__FILE__ << ":" << __LINE__ << ":" << " " << x)
+#define _LOG_ERROR(x) NDN_LOG_ERROR(x)
+
 enum : uint32_t {
   tlv_ca_prefix = 129,
   tlv_ca_info = 131,