diff --git a/client/network/src/service.rs b/client/network/src/service.rs
index 533589eec96dc..62d8fa14331bf 100644
--- a/client/network/src/service.rs
+++ b/client/network/src/service.rs
@@ -464,7 +464,7 @@ where
 				)
 			};
 			let builder = builder
-				.substream_upgrade_protocol_override(upgrade::Version::V1Lazy)
+				.substream_upgrade_protocol_override(upgrade::Version::V1)
 				.notify_handler_buffer_size(NonZeroUsize::new(32).expect("32 != 0; qed"))
 				// NOTE: 24 is somewhat arbitrary and should be tuned in the future if necessary.
 				// See <https://github.com/paritytech/substrate/pull/6080>
diff --git a/client/network/src/transport.rs b/client/network/src/transport.rs
index 4136b34fc0e8e..47de8ac999333 100644
--- a/client/network/src/transport.rs
+++ b/client/network/src/transport.rs
@@ -96,7 +96,7 @@ pub fn build_transport(
 	};
 
 	let transport = transport
-		.upgrade(upgrade::Version::V1Lazy)
+		.upgrade(upgrade::Version::V1)
 		.authenticate(authentication_config)
 		.multiplex(multiplexing_config)
 		.timeout(Duration::from_secs(20))