diff --git a/include/libtorrent/kademlia/io.hpp b/include/libtorrent/kademlia/io.hpp
index c9fda54d3..3cd075582 100644
--- a/include/libtorrent/kademlia/io.hpp
+++ b/include/libtorrent/kademlia/io.hpp
@@ -47,6 +47,9 @@ namespace libtorrent { namespace dht {
 	template<class InIt>
 	node_endpoint read_node_endpoint(udp protocol, InIt&& in)
 	{
+#if !TORRENT_USE_IPV6
+		TORRENT_UNUSED(protocol);
+#endif
 		node_endpoint ep;
 		std::copy(in, in + 20, ep.id.begin());
 		in += 20;
diff --git a/src/kademlia/rpc_manager.cpp b/src/kademlia/rpc_manager.cpp
index ba49b4956..a6ae16252 100644
--- a/src/kademlia/rpc_manager.cpp
+++ b/src/kademlia/rpc_manager.cpp
@@ -160,7 +160,11 @@ rpc_manager::rpc_manager(node_id const& our_id
 	, m_our_id(our_id)
 	, m_allocated_observers(0)
 	, m_destructing(false)
-{}
+{
+#ifdef TORRENT_DISABLE_LOGGING
+	TORRENT_UNUSED(log);
+#endif
+}
 
 rpc_manager::~rpc_manager()
 {