diff --git a/libethereum/EthereumHost.cpp b/libethereum/EthereumHost.cpp
index 5daf67fb9..94ef9d35c 100644
--- a/libethereum/EthereumHost.cpp
+++ b/libethereum/EthereumHost.cpp
@@ -86,6 +86,11 @@ void EthereumHost::noteNeedsSyncing(EthereumPeer* _who)
 
 void EthereumHost::changeSyncer(EthereumPeer* _syncer)
 {
+	if (_syncer)
+		clog(NetAllDetail) << "Changing syncer to" << _syncer->session()->socketId();
+	else
+		clog(NetAllDetail) << "Clearing syncer.";
+
 	m_syncer = _syncer;
 	if (isSyncing())
 	{