diff --git a/src/encoding/cryptopp/asn_ext.cpp b/src/encoding/cryptopp/asn_ext.cpp
index 9a3816e..beea45d 100644
--- a/src/encoding/cryptopp/asn_ext.cpp
+++ b/src/encoding/cryptopp/asn_ext.cpp
@@ -6,7 +6,6 @@
  * See COPYING for copyright and distribution information.
  */
 
-#include "ndn-cpp-config.h"
 #include "asn_ext.hpp"
 #include "../../util/time.hpp"
 
diff --git a/src/encoding/cryptopp/asn_ext.hpp b/src/encoding/cryptopp/asn_ext.hpp
index c53cb96..d344edc 100644
--- a/src/encoding/cryptopp/asn_ext.hpp
+++ b/src/encoding/cryptopp/asn_ext.hpp
@@ -23,7 +23,7 @@
 #endif
 
 #include <stdexcept>
-#include "common.hpp"
+#include "../../common.hpp"
 #include <cryptopp/asn.h>
 
 namespace ndn {