diff --git a/beacon_chain/libp2p_backend.nim b/beacon_chain/libp2p_backend.nim
index 069626986..b9f320be8 100644
--- a/beacon_chain/libp2p_backend.nim
+++ b/beacon_chain/libp2p_backend.nim
@@ -107,6 +107,9 @@ const
 template `$`*(peer: Peer): string = id(peer.info)
 chronicles.formatIt(Peer): $it
 
+template remote*(peer: Peer): untyped =
+  peer.info.peerId
+
 # TODO: This exists only as a compatibility layer between the daemon
 # APIs and the native LibP2P ones. It won't be necessary once the
 # daemon is removed.
@@ -351,6 +354,7 @@ proc p2pProtocolBackendImpl*(p: P2PProtocol): Backend =
       msgName = $msg.ident
       msgNameLit = newLit msgName
       MsgRecName = msg.recName
+      MsgStrongRecName = msg.strongRecName
       codecNameLit = getRequestProtoName(msg.procDef)
 
     if msg.procDef.body.kind != nnkEmpty and msg.kind == msgRequest:
@@ -388,7 +392,7 @@ proc p2pProtocolBackendImpl*(p: P2PProtocol): Backend =
           proc thunk(`streamVar`: `P2PStream`,
                       proto: string): Future[void] {.gcsafe.} =
             return handleIncomingStream(`networkVar`, `streamVar`,
-                                        `MsgRecName`, `Format`)
+                                        `MsgStrongRecName`, `Format`)
 
           mount `networkVar`.switch,
                 LPProtocol(codec: `codecNameLit`, handler: thunk)
diff --git a/beacon_chain/libp2p_backends_common.nim b/beacon_chain/libp2p_backends_common.nim
index 7de5ab87a..500ab194f 100644
--- a/beacon_chain/libp2p_backends_common.nim
+++ b/beacon_chain/libp2p_backends_common.nim
@@ -358,7 +358,7 @@ proc implementSendProcBody(sendProc: SendProc) =
 
 proc handleIncomingStream(network: Eth2Node, stream: P2PStream,
                           MsgType, Format: distinct type) {.async, gcsafe.} =
-  mixin callUserHandler
+  mixin callUserHandler, RecType
   const msgName = typetraits.name(MsgType)
 
   ## Uncomment this to enable tracing on all incoming requests
@@ -384,9 +384,10 @@ proc handleIncomingStream(network: Eth2Node, stream: P2PStream,
     await sendErrorResponse(peer, stream, ServerError, readTimeoutErrorMsg)
     return
 
-  var msg: MsgType
+  type MsgRec = RecType(MsgType)
+  var msg: MsgRec
   try:
-    msg = decode(Format, msgBytes, MsgType)
+    msg = decode(Format, msgBytes, MsgRec)
   except SerializationError as err:
     await sendErrorResponse(peer, stream, err, msgName, msgBytes)
     return
@@ -399,7 +400,7 @@ proc handleIncomingStream(network: Eth2Node, stream: P2PStream,
     raise err
 
   try:
-    logReceivedMsg(peer, msg)
+    logReceivedMsg(peer, MsgType(msg))
     await callUserHandler(peer, stream, msg)
   except CatchableError as err:
     await sendErrorResponse(peer, stream, ServerError, err.msg)
diff --git a/beacon_chain/libp2p_daemon_backend.nim b/beacon_chain/libp2p_daemon_backend.nim
index 2ce39c9ab..4d57d927a 100644
--- a/beacon_chain/libp2p_daemon_backend.nim
+++ b/beacon_chain/libp2p_daemon_backend.nim
@@ -101,6 +101,10 @@ template openStream(node: Eth2Node, peer: Peer, protocolId: string): untyped =
 
 proc init*(T: type Peer, network: Eth2Node, id: PeerID): Peer {.gcsafe.}
 
+template remote*(peer: Peer): untyped =
+  # TODO: Can we get a proper address here?
+  peer.id
+
 proc getPeer*(node: Eth2Node, peerId: PeerID): Peer {.gcsafe.} =
   result = node.peers.getOrDefault(peerId)
   if result == nil:
@@ -211,6 +215,7 @@ proc p2pProtocolBackendImpl*(p: P2PProtocol): Backend =
       msgName = $msg.ident
       msgNameLit = newLit msgName
       MsgRecName = msg.recName
+      MsgStrongRecName = msg.strongRecName
 
     if msg.procDef.body.kind != nnkEmpty and msg.kind == msgRequest:
       # Request procs need an extra param - the stream where the response
@@ -235,7 +240,7 @@ proc p2pProtocolBackendImpl*(p: P2PProtocol): Backend =
         proc `thunkName`(`daemonVar`: `DaemonAPI`,
                          `streamVar`: `P2PStream`): Future[void] {.gcsafe.} =
           return handleIncomingStream(`Eth2Node`(`daemonVar`.userData), `streamVar`,
-                                      `MsgRecName`, `Format`)
+                                      `MsgStrongRecName`, `Format`)
     else:
       thunkName = newNilLit()
 
diff --git a/vendor/nim-eth b/vendor/nim-eth
index b3b585400..9c442bf65 160000
--- a/vendor/nim-eth
+++ b/vendor/nim-eth
@@ -1 +1 @@
-Subproject commit b3b5854003ebb10b99efa451d4391ef050f5951e
+Subproject commit 9c442bf65b52a4c857cc6e51efe901352e8b6ebf
diff --git a/vendor/nim-json-serialization b/vendor/nim-json-serialization
index ab53e009b..6350b72b5 160000
--- a/vendor/nim-json-serialization
+++ b/vendor/nim-json-serialization
@@ -1 +1 @@
-Subproject commit ab53e009b980f93283ada1f4e496e1785cfc5496
+Subproject commit 6350b72b5eda69f7ccfa57a94fd420509dbf6f49