diff --git a/src/conf-file-processor.cpp b/src/conf-file-processor.cpp
index 33ae4a0..af0ad52 100644
--- a/src/conf-file-processor.cpp
+++ b/src/conf-file-processor.cpp
@@ -28,6 +28,7 @@
 #include <ndn-cxx/net/face-uri.hpp>
 #include <ndn-cxx/util/io.hpp>
 
+#include <boost/algorithm/string.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/property_tree/info_parser.hpp>
 
@@ -127,8 +128,8 @@
 private:
   const std::string m_key;
   const ConfParameterCallback m_setterCallback;
-  T m_defaultValue;
 
+  T m_defaultValue;
   T m_minValue;
   T m_maxValue;
 
@@ -493,7 +494,7 @@
                          m_io,
                          TIME_ALLOWED_FOR_CANONIZATION);
         m_io.run();
-        m_io.reset();
+        m_io.restart();
 
         if (failedToCanonize) {
           return false;
diff --git a/src/conf-file-processor.hpp b/src/conf-file-processor.hpp
index 735a0c1..6cd4d73 100644
--- a/src/conf-file-processor.hpp
+++ b/src/conf-file-processor.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2021,  The University of Memphis,
+ * Copyright (c) 2014-2023,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -25,7 +25,7 @@
 #include "common.hpp"
 #include "conf-parameter.hpp"
 
-#include <boost/algorithm/string.hpp>
+#include <boost/asio/io_context.hpp>
 #include <boost/property_tree/ptree.hpp>
 
 namespace nlsr {
@@ -118,8 +118,8 @@
   std::string m_confFileName;
   /*! m_confParam The ConfFileProcessor object to configure as parsing is done. */
   ConfParameter& m_confParam;
-  /*! m_io For canonization of faceUri. */
-  boost::asio::io_service m_io;
+  /*! m_io For canonization of FaceUri. */
+  boost::asio::io_context m_io;
 };
 
 } // namespace nlsr
diff --git a/src/main.cpp b/src/main.cpp
index 7fa5062..dfe54a7 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2021,  The University of Memphis,
+ * Copyright (c) 2014-2023,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -63,13 +63,11 @@
     }
   }
 
-  boost::asio::io_service ioService;
-  ndn::Face face(ioService);
   ndn::KeyChain keyChain;
+  ndn::Face face(nullptr, keyChain);
 
   nlsr::ConfParameter confParam(face, keyChain, configFileName);
   nlsr::ConfFileProcessor configProcessor(confParam);
-
   if (!configProcessor.processConfFile()) {
     std::cerr << "Error in configuration file processing" << std::endl;
     return 2;