diff --git a/libp2p/network/network_interface.py b/libp2p/network/network_interface.py
index c759a411..70fb7295 100644
--- a/libp2p/network/network_interface.py
+++ b/libp2p/network/network_interface.py
@@ -74,4 +74,4 @@ class INetwork(ABC):
 
 
 class INetworkService(INetwork, ServiceAPI):
-    ...
+    pass
diff --git a/libp2p/pubsub/exceptions.py b/libp2p/pubsub/exceptions.py
index a47446de..55afde04 100644
--- a/libp2p/pubsub/exceptions.py
+++ b/libp2p/pubsub/exceptions.py
@@ -2,8 +2,8 @@ from libp2p.exceptions import BaseLibp2pError
 
 
 class PubsubRouterError(BaseLibp2pError):
-    ...
+    pass
 
 
 class NoPubsubAttached(PubsubRouterError):
-    ...
+    pass
diff --git a/libp2p/pubsub/pubsub_notifee.py b/libp2p/pubsub/pubsub_notifee.py
index b32c1450..cf728843 100644
--- a/libp2p/pubsub/pubsub_notifee.py
+++ b/libp2p/pubsub/pubsub_notifee.py
@@ -50,7 +50,7 @@ class PubsubNotifee(INotifee):
             await self.initiator_peers_queue.send(conn.muxed_conn.peer_id)
         except trio.BrokenResourceError:
             # The receive channel is closed by Pubsub. We should do nothing here.
-            ...
+            pass
 
     async def disconnected(self, network: INetwork, conn: INetConn) -> None:
         """
@@ -64,7 +64,7 @@ class PubsubNotifee(INotifee):
             await self.dead_peers_queue.send(conn.muxed_conn.peer_id)
         except trio.BrokenResourceError:
             # The receive channel is closed by Pubsub. We should do nothing here.
-            ...
+            pass
 
     async def listen(self, network: INetwork, multiaddr: Multiaddr) -> None:
         await trio.hazmat.checkpoint()
diff --git a/tests/transport/test_tcp.py b/tests/transport/test_tcp.py
index aca499ab..130b3cc4 100644
--- a/tests/transport/test_tcp.py
+++ b/tests/transport/test_tcp.py
@@ -13,7 +13,7 @@ async def test_tcp_listener(nursery):
     transport = TCP()
 
     async def handler(tcp_stream):
-        ...
+        pass
 
     listener = transport.create_listener(handler)
     assert len(listener.get_addrs()) == 0