diff --git a/COPYING b/COPYING
index d8c261f5f..8844fad5a 100644
--- a/COPYING
+++ b/COPYING
@@ -1,7 +1,7 @@
 This license applies to all works under this directory.
 
 Libbitcoin - C++ Bitcoin Development Toolkit and Applications
-Copyright © 2011-2017 libbitcoin developers (see AUTHORS)
+Copyright © 2011-2018 libbitcoin developers (see AUTHORS)
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Affero General Public License as published by
diff --git a/console/executor.cpp b/console/executor.cpp
index 641155622..29addc631 100644
--- a/console/executor.cpp
+++ b/console/executor.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/console/executor.hpp b/console/executor.hpp
index ab80cad36..3d1e2620a 100644
--- a/console/executor.hpp
+++ b/console/executor.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/console/main.cpp b/console/main.cpp
index 557b56632..03e1cab70 100644
--- a/console/main.cpp
+++ b/console/main.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/configuration.hpp b/include/bitcoin/node/configuration.hpp
index 220e0321b..b7428091b 100644
--- a/include/bitcoin/node/configuration.hpp
+++ b/include/bitcoin/node/configuration.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/define.hpp b/include/bitcoin/node/define.hpp
index 8311359bf..c7fb60914 100644
--- a/include/bitcoin/node/define.hpp
+++ b/include/bitcoin/node/define.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/full_node.hpp b/include/bitcoin/node/full_node.hpp
index b09bee5a1..ff3e1d31f 100644
--- a/include/bitcoin/node/full_node.hpp
+++ b/include/bitcoin/node/full_node.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/parser.hpp b/include/bitcoin/node/parser.hpp
index 9bc5caedc..af80b9d5a 100644
--- a/include/bitcoin/node/parser.hpp
+++ b/include/bitcoin/node/parser.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/protocols/protocol_block_in.hpp b/include/bitcoin/node/protocols/protocol_block_in.hpp
index bde67cbca..edd8733dd 100644
--- a/include/bitcoin/node/protocols/protocol_block_in.hpp
+++ b/include/bitcoin/node/protocols/protocol_block_in.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/protocols/protocol_block_out.hpp b/include/bitcoin/node/protocols/protocol_block_out.hpp
index 266d00caa..ef07e350e 100644
--- a/include/bitcoin/node/protocols/protocol_block_out.hpp
+++ b/include/bitcoin/node/protocols/protocol_block_out.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/protocols/protocol_block_sync.hpp b/include/bitcoin/node/protocols/protocol_block_sync.hpp
index 629e8d8ec..8b1898c91 100644
--- a/include/bitcoin/node/protocols/protocol_block_sync.hpp
+++ b/include/bitcoin/node/protocols/protocol_block_sync.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
@@ -61,6 +61,8 @@ class BCN_API protocol_block_sync
 
     reservation::ptr reservation_;
     mutable upgrade_mutex mutex_;
+    const bool require_witness_;
+    const bool peer_witness_;
 };
 
 } // namespace node
diff --git a/include/bitcoin/node/protocols/protocol_header_in.hpp b/include/bitcoin/node/protocols/protocol_header_in.hpp
index 79624d46f..74f3d560d 100644
--- a/include/bitcoin/node/protocols/protocol_header_in.hpp
+++ b/include/bitcoin/node/protocols/protocol_header_in.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/protocols/protocol_transaction_in.hpp b/include/bitcoin/node/protocols/protocol_transaction_in.hpp
index e243e96e9..7c371ef37 100644
--- a/include/bitcoin/node/protocols/protocol_transaction_in.hpp
+++ b/include/bitcoin/node/protocols/protocol_transaction_in.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/protocols/protocol_transaction_out.hpp b/include/bitcoin/node/protocols/protocol_transaction_out.hpp
index e36e994e3..c884c12b2 100644
--- a/include/bitcoin/node/protocols/protocol_transaction_out.hpp
+++ b/include/bitcoin/node/protocols/protocol_transaction_out.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/sessions/session.hpp b/include/bitcoin/node/sessions/session.hpp
index 6c4fceeca..a6ccf44bd 100644
--- a/include/bitcoin/node/sessions/session.hpp
+++ b/include/bitcoin/node/sessions/session.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/sessions/session_inbound.hpp b/include/bitcoin/node/sessions/session_inbound.hpp
index 9e4581a9b..197ae5901 100644
--- a/include/bitcoin/node/sessions/session_inbound.hpp
+++ b/include/bitcoin/node/sessions/session_inbound.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/sessions/session_manual.hpp b/include/bitcoin/node/sessions/session_manual.hpp
index 6a283944e..5d075f379 100644
--- a/include/bitcoin/node/sessions/session_manual.hpp
+++ b/include/bitcoin/node/sessions/session_manual.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/sessions/session_outbound.hpp b/include/bitcoin/node/sessions/session_outbound.hpp
index f5d674889..a2cb899df 100644
--- a/include/bitcoin/node/sessions/session_outbound.hpp
+++ b/include/bitcoin/node/sessions/session_outbound.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/settings.hpp b/include/bitcoin/node/settings.hpp
index 27c141bbd..d92f91576 100644
--- a/include/bitcoin/node/settings.hpp
+++ b/include/bitcoin/node/settings.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/utility/check_list.hpp b/include/bitcoin/node/utility/check_list.hpp
index cccd33149..cf6aea689 100644
--- a/include/bitcoin/node/utility/check_list.hpp
+++ b/include/bitcoin/node/utility/check_list.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/utility/hash_queue.hpp b/include/bitcoin/node/utility/hash_queue.hpp
index d7642fc90..1b52308f9 100644
--- a/include/bitcoin/node/utility/hash_queue.hpp
+++ b/include/bitcoin/node/utility/hash_queue.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/utility/performance.hpp b/include/bitcoin/node/utility/performance.hpp
index 29e513c0b..c6d927607 100644
--- a/include/bitcoin/node/utility/performance.hpp
+++ b/include/bitcoin/node/utility/performance.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/utility/reservation.hpp b/include/bitcoin/node/utility/reservation.hpp
index 74a10c818..5d9b73b48 100644
--- a/include/bitcoin/node/utility/reservation.hpp
+++ b/include/bitcoin/node/utility/reservation.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/utility/reservations.hpp b/include/bitcoin/node/utility/reservations.hpp
index bb80cda80..138caf9e7 100644
--- a/include/bitcoin/node/utility/reservations.hpp
+++ b/include/bitcoin/node/utility/reservations.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/include/bitcoin/node/utility/statistics.hpp b/include/bitcoin/node/utility/statistics.hpp
index befb7a8f1..f132ab777 100644
--- a/include/bitcoin/node/utility/statistics.hpp
+++ b/include/bitcoin/node/utility/statistics.hpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/configuration.cpp b/src/configuration.cpp
index 5d8b1f56b..a7e04cb31 100644
--- a/src/configuration.cpp
+++ b/src/configuration.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/full_node.cpp b/src/full_node.cpp
index e8a0d8d23..0d49e88fb 100644
--- a/src/full_node.cpp
+++ b/src/full_node.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/parser.cpp b/src/parser.cpp
index c3868f7e0..c164ec317 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/protocols/protocol_block_in.cpp b/src/protocols/protocol_block_in.cpp
index 5d7676558..c6e6c36ed 100644
--- a/src/protocols/protocol_block_in.cpp
+++ b/src/protocols/protocol_block_in.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/protocols/protocol_block_out.cpp b/src/protocols/protocol_block_out.cpp
index eb4a21d1b..214b58a33 100644
--- a/src/protocols/protocol_block_out.cpp
+++ b/src/protocols/protocol_block_out.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/protocols/protocol_block_sync.cpp b/src/protocols/protocol_block_sync.cpp
index 010222dc1..ca7a7469a 100644
--- a/src/protocols/protocol_block_sync.cpp
+++ b/src/protocols/protocol_block_sync.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
@@ -42,12 +42,20 @@ using namespace std::placeholders;
 // The moving window in which block average download rate is measured.
 static const asio::seconds monitor_interval(5);
 
+inline bool is_witness(uint64_t services)
+{
+    return (services & version::service::node_witness) != 0;
+}
+
 // Depends on protocol_header_sync, which requires protocol version 31800.
 protocol_block_sync::protocol_block_sync(full_node& node, channel::ptr channel,
     safe_chain& chain)
   : protocol_timer(node, channel, true, NAME),
     chain_(chain),
     reservation_(node.get_reservation()),
+    // Witness must be requested if possibly enforced.
+    require_witness_(is_witness(node.network_settings().services)),
+    peer_witness_(is_witness(channel->peer_version()->services())),
     CONSTRUCT_TRACK(protocol_block_sync)
 {
 }
@@ -80,12 +88,16 @@ void protocol_block_sync::send_get_blocks()
         return;
 
     // Repopulate if empty and new work has arrived.
-    const auto request = reservation_->request();
+    auto request = reservation_->request();
 
     // Or we may be the same channel and with hashes already requested.
     if (request.inventories().empty())
         return;
 
+    // Convert requested message types to corresponding witness types.
+    if (require_witness_)
+        request.to_witness();
+
     LOG_DEBUG(LOG_NODE)
         << "Sending request of " << request.inventories().size()
         << " hashes for slot (" << reservation_->slot() << ").";
@@ -118,6 +130,14 @@ bool protocol_block_sync::handle_receive_block(const code& ec,
         return false;
     }
 
+    // Do not process incoming blocks if required witness is unavailable.
+    // The channel will remain active outbound unless node becomes stale.
+    if (require_witness_ && !peer_witness_)
+    {
+        stop(error::channel_stopped);
+        return false;
+    }
+
     size_t height;
 
     // The reservation may have become stopped between the stop test and this
diff --git a/src/protocols/protocol_header_in.cpp b/src/protocols/protocol_header_in.cpp
index 3acf018be..6fecbcf8f 100644
--- a/src/protocols/protocol_header_in.cpp
+++ b/src/protocols/protocol_header_in.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/protocols/protocol_transaction_in.cpp b/src/protocols/protocol_transaction_in.cpp
index fd0f72451..8017ee6a8 100644
--- a/src/protocols/protocol_transaction_in.cpp
+++ b/src/protocols/protocol_transaction_in.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/protocols/protocol_transaction_out.cpp b/src/protocols/protocol_transaction_out.cpp
index 17d332ad2..3609b9982 100644
--- a/src/protocols/protocol_transaction_out.cpp
+++ b/src/protocols/protocol_transaction_out.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/sessions/session_inbound.cpp b/src/sessions/session_inbound.cpp
index 4b2db4b48..ba13e42c0 100644
--- a/src/sessions/session_inbound.cpp
+++ b/src/sessions/session_inbound.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/sessions/session_manual.cpp b/src/sessions/session_manual.cpp
index df66ab195..63416af35 100644
--- a/src/sessions/session_manual.cpp
+++ b/src/sessions/session_manual.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/sessions/session_outbound.cpp b/src/sessions/session_outbound.cpp
index 558ba0538..420c5d5f6 100644
--- a/src/sessions/session_outbound.cpp
+++ b/src/sessions/session_outbound.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/settings.cpp b/src/settings.cpp
index 7180f5a52..99e6887dc 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/utility/check_list.cpp b/src/utility/check_list.cpp
index 2d64b694d..3419aeb62 100644
--- a/src/utility/check_list.cpp
+++ b/src/utility/check_list.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/utility/hash_queue.cpp b/src/utility/hash_queue.cpp
index 254befadb..54ed717cc 100644
--- a/src/utility/hash_queue.cpp
+++ b/src/utility/hash_queue.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/utility/performance.cpp b/src/utility/performance.cpp
index 54de294c7..927ae2712 100644
--- a/src/utility/performance.cpp
+++ b/src/utility/performance.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/utility/reservation.cpp b/src/utility/reservation.cpp
index e0aa1bbac..126cea24d 100644
--- a/src/utility/reservation.cpp
+++ b/src/utility/reservation.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/src/utility/reservations.cpp b/src/utility/reservations.cpp
index 2b54f40d4..e53153946 100644
--- a/src/utility/reservations.cpp
+++ b/src/utility/reservations.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/test/check_list.cpp b/test/check_list.cpp
index 9547d82e9..88411a31f 100644
--- a/test/check_list.cpp
+++ b/test/check_list.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/test/configuration.cpp b/test/configuration.cpp
index a62b71343..549e879a2 100644
--- a/test/configuration.cpp
+++ b/test/configuration.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/test/main.cpp b/test/main.cpp
index 748fbdf89..5750cddce 100644
--- a/test/main.cpp
+++ b/test/main.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/test/node.cpp b/test/node.cpp
index 6517be2da..afa0d5109 100644
--- a/test/node.cpp
+++ b/test/node.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/test/performance.cpp b/test/performance.cpp
index 3d5d4d97a..58a8dbefe 100644
--- a/test/performance.cpp
+++ b/test/performance.cpp
@@ -1,5 +1,5 @@
 /////**
-//// * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+//// * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
 //// *
 //// * This file is part of libbitcoin.
 //// *
diff --git a/test/reservation.cpp b/test/reservation.cpp
index 6bd0f775d..41dc63940 100644
--- a/test/reservation.cpp
+++ b/test/reservation.cpp
@@ -1,5 +1,5 @@
 /////**
-//// * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+//// * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
 //// *
 //// * This file is part of libbitcoin.
 //// *
diff --git a/test/reservations.cpp b/test/reservations.cpp
index 6e4c892c7..f5d3827c2 100644
--- a/test/reservations.cpp
+++ b/test/reservations.cpp
@@ -1,5 +1,5 @@
 /////**
-//// * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+//// * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
 //// *
 //// * This file is part of libbitcoin.
 //// *
diff --git a/test/settings.cpp b/test/settings.cpp
index fc96b3617..8fface205 100644
--- a/test/settings.cpp
+++ b/test/settings.cpp
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+ * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
  *
  * This file is part of libbitcoin.
  *
diff --git a/test/utility.cpp b/test/utility.cpp
index dc778695f..910314431 100644
--- a/test/utility.cpp
+++ b/test/utility.cpp
@@ -1,5 +1,5 @@
 ///**
-// * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+// * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
 // *
 // * This file is part of libbitcoin.
 // *
diff --git a/test/utility.hpp b/test/utility.hpp
index 43939a996..6d73060f7 100644
--- a/test/utility.hpp
+++ b/test/utility.hpp
@@ -1,5 +1,5 @@
 ///**
-// * Copyright (c) 2011-2017 libbitcoin developers (see AUTHORS)
+// * Copyright (c) 2011-2018 libbitcoin developers (see AUTHORS)
 // *
 // * This file is part of libbitcoin.
 // *