diff --git a/src/sync-intro-certificate.h b/src/sync-intro-certificate.h
index da21ddc..7d0faa4 100644
--- a/src/sync-intro-certificate.h
+++ b/src/sync-intro-certificate.h
@@ -11,8 +11,8 @@
 #ifndef SYNC_INTRO_CERTIFICATE_H
 #define SYNC_INTRO_CERTIFICATE_H
 
-#include <ndn-cpp/security/certificate.hpp>
-#include <ndn-cpp/security/identity-certificate.hpp>
+#include <ndn-cpp-dev/security/certificate.hpp>
+#include <ndn-cpp-dev/security/identity-certificate.hpp>
 
 class SyncIntroCertificate : public ndn::Certificate
 {