diff --git a/beacon_chain/eth2_network.nim b/beacon_chain/eth2_network.nim
index 84a499db5..f54204ba4 100644
--- a/beacon_chain/eth2_network.nim
+++ b/beacon_chain/eth2_network.nim
@@ -499,7 +499,7 @@ proc sendErrorResponse(peer: Peer,
     peer, responseCode, errMsg = formatErrorMsg(errMsg)
   conn.writeChunk(some responseCode, SSZ.encode(errMsg))
 
-proc sendNotificationMsg(peer: Peer, protocolId: string, requestBytes: Bytes) {.async} =
+proc sendNotificationMsg(peer: Peer, protocolId: string, requestBytes: Bytes) {.async.} =
   var
     deadline = sleepAsync RESP_TIMEOUT
     streamFut = peer.network.openStream(peer, protocolId)
@@ -507,7 +507,7 @@ proc sendNotificationMsg(peer: Peer, protocolId: string, requestBytes: Bytes) {.
   await streamFut or deadline
 
   if not streamFut.finished:
-    streamFut.cancel()
+    await streamFut.cancelAndWait()
     raise newException(TransmissionError, "Failed to open LibP2P stream")
 
   let stream = streamFut.read
diff --git a/vendor/nim-eth b/vendor/nim-eth
index bc8a8947f..114680453 160000
--- a/vendor/nim-eth
+++ b/vendor/nim-eth
@@ -1 +1 @@
-Subproject commit bc8a8947fc146cfb0765f407528669932e604d8a
+Subproject commit 114680453f789f947a3c057bbeb5bdf593f5364b
diff --git a/vendor/nim-libp2p b/vendor/nim-libp2p
index 3956f3fd6..74acd0a33 160000
--- a/vendor/nim-libp2p
+++ b/vendor/nim-libp2p
@@ -1 +1 @@
-Subproject commit 3956f3fd6930ee46047e7fc3dd370b203c4c4ff8
+Subproject commit 74acd0a33ac6e77463094034a2433a379e3b9add