diff --git a/dagger.nimble b/dagger.nimble
index d794b933..c1cf68a9 100644
--- a/dagger.nimble
+++ b/dagger.nimble
@@ -16,4 +16,4 @@ requires "nim >= 1.2.6",
          "https://github.com/status-im/nim-nitro >= 0.4.0 & < 0.5.0",
          "questionable >= 0.9.1 & < 0.10.0",
          "upraises >= 0.1.0 & < 0.2.0",
-         "asynctest >= 0.2.1 & < 0.3.0"
+         "asynctest >= 0.3.0 & < 0.4.0"
diff --git a/dagger/blockexchange/network.nim b/dagger/blockexchange/network.nim
index 6338dd00..1db4395e 100644
--- a/dagger/blockexchange/network.nim
+++ b/dagger/blockexchange/network.nim
@@ -300,11 +300,7 @@ method init*(b: BlockExcNetwork) =
   ## Perform protocol initialization
   ##
 
-  proc peerEventHandler(peerInfo: PeerInfo, event: PeerEvent) {.async.} =
-    # TODO: temporary until libp2p moves back to PeerID
-    let
-      peerId = peerInfo.peerId
-
+  proc peerEventHandler(peerId: PeerID, event: PeerEvent) {.async.} =
     if event.kind == PeerEventKind.Joined:
       b.setupPeer(peerId)
     else:
@@ -314,7 +310,7 @@ method init*(b: BlockExcNetwork) =
   b.switch.addPeerEventHandler(peerEventHandler, PeerEventKind.Left)
 
   proc handle(conn: Connection, proto: string) {.async, gcsafe, closure.} =
-    let peerId = conn.peerInfo.peerId
+    let peerId = conn.peerId
     let blockexcPeer = b.getOrCreatePeer(peerId)
     await blockexcPeer.readLoop(conn)  # attach read loop
 
diff --git a/dagger/stores/blockexchange.nim b/dagger/stores/blockexchange.nim
index 4652437f..450074fd 100644
--- a/dagger/stores/blockexchange.nim
+++ b/dagger/stores/blockexchange.nim
@@ -132,11 +132,8 @@ proc new*(
   engine.scheduleTask = proc(task: BlockExcPeerCtx): bool {.gcsafe} =
     b.taskQueue.pushOrUpdateNoWait(task).isOk()
 
-  proc peerEventHandler(peerInfo: PeerInfo, event: PeerEvent) {.async.} =
+  proc peerEventHandler(peerId: PeerID, event: PeerEvent) {.async.} =
     # TODO: temporary until libp2p moves back to PeerID
-    let
-      peerId = peerInfo.peerId
-
     if event.kind == PeerEventKind.Joined:
       b.engine.setupPeer(peerId)
     else:
diff --git a/tests/dagger/blockexc/testengine.nim b/tests/dagger/blockexc/testengine.nim
index 381d3c83..2852636a 100644
--- a/tests/dagger/blockexc/testengine.nim
+++ b/tests/dagger/blockexc/testengine.nim
@@ -21,7 +21,7 @@ suite "BlockExc engine basic":
   let
     rng = Rng.instance()
     seckey = PrivateKey.random(rng[]).tryGet()
-    peerId = PeerID.init(seckey.getKey().tryGet()).tryGet()
+    peerId = PeerID.init(seckey.getPublicKey().tryGet()).tryGet()
     chunker = newRandomChunker(Rng.instance(), size = 1024, chunkSize = 256)
     blocks = chunker.mapIt( !bt.Block.new(it) )
     wallet = WalletRef.example
@@ -73,7 +73,7 @@ suite "BlockExc engine handlers":
   let
     rng = Rng.instance()
     seckey = PrivateKey.random(rng[]).tryGet()
-    peerId = PeerID.init(seckey.getKey().tryGet()).tryGet()
+    peerId = PeerID.init(seckey.getPublicKey().tryGet()).tryGet()
     chunker = newRandomChunker(Rng.instance(), size = 1024, chunkSize = 256)
     blocks = chunker.mapIt( !bt.Block.new(it) )
     wallet = WalletRef.example
@@ -203,7 +203,7 @@ suite "Task Handler":
 
     for i in 0..3:
       let seckey = PrivateKey.random(rng[]).tryGet()
-      peers.add(PeerID.init(seckey.getKey().tryGet()).tryGet())
+      peers.add(PeerID.init(seckey.getPublicKey().tryGet()).tryGet())
 
       peersCtx.add(BlockExcPeerCtx(
         id: peers[i]
diff --git a/tests/dagger/blockexc/testnetwork.nim b/tests/dagger/blockexc/testnetwork.nim
index 56609335..f9e6d943 100644
--- a/tests/dagger/blockexc/testnetwork.nim
+++ b/tests/dagger/blockexc/testnetwork.nim
@@ -21,7 +21,7 @@ suite "BlockExc network":
   let
     rng = Rng.instance()
     seckey = PrivateKey.random(rng[]).tryGet()
-    peerId = PeerID.init(seckey.getKey().tryGet()).tryGet()
+    peerId = PeerID.init(seckey.getPublicKey().tryGet()).tryGet()
     chunker = newRandomChunker(Rng.instance(), size = 1024, chunkSize = 256)
     blocks = chunker.mapIt( !bt.Block.new(it) )
 
@@ -36,7 +36,7 @@ suite "BlockExc network":
 
   setup:
     done = newFuture[void]()
-    buffer = newBufferStream()
+    buffer = BufferStream.new()
     network = BlockExcNetwork.new(
       switch = newStandardSwitch(),
       connProvider = getConn)
diff --git a/tests/dagger/examples.nim b/tests/dagger/examples.nim
index 199a653b..178911c4 100644
--- a/tests/dagger/examples.nim
+++ b/tests/dagger/examples.nim
@@ -46,7 +46,7 @@ proc example*(_: type Block): Block =
 
 proc example*(_: type PeerId): PeerID =
   let key = PrivateKey.random(Rng.instance[]).get
-  PeerId.init(key.getKey().get).get
+  PeerId.init(key.getPublicKey().get).get
 
 proc example*(_: type BlockExcPeerCtx): BlockExcPeerCtx =
   BlockExcPeerCtx(id: PeerID.example)