diff --git a/bridges/bin/millau/node/src/service.rs b/bridges/bin/millau/node/src/service.rs
index a9d866af73a3..9cbd2b06a9b4 100644
--- a/bridges/bin/millau/node/src/service.rs
+++ b/bridges/bin/millau/node/src/service.rs
@@ -119,7 +119,7 @@ pub fn new_partial(
 }
 
 /// Builds a new service for a full client.
-pub fn new_full(config: Configuration) -> Result<TaskManager, ServiceError> {
+pub fn new_full(mut config: Configuration) -> Result<TaskManager, ServiceError> {
 	let sc_service::PartialComponents {
 		client,
 		backend,
@@ -132,6 +132,11 @@ pub fn new_full(config: Configuration) -> Result<TaskManager, ServiceError> {
 		other: (block_import, grandpa_link),
 	} = new_partial(&config)?;
 
+	config
+		.network
+		.notifications_protocols
+		.push(sc_finality_grandpa::GRANDPA_PROTOCOL_NAME.into());
+
 	let (network, network_status_sinks, system_rpc_tx, network_starter) =
 		sc_service::build_network(sc_service::BuildNetworkParams {
 			config: &config,
@@ -325,10 +330,15 @@ pub fn new_full(config: Configuration) -> Result<TaskManager, ServiceError> {
 }
 
 /// Builds a new service for a light client.
-pub fn new_light(config: Configuration) -> Result<TaskManager, ServiceError> {
+pub fn new_light(mut config: Configuration) -> Result<TaskManager, ServiceError> {
 	let (client, backend, keystore_container, mut task_manager, on_demand) =
 		sc_service::new_light_parts::<Block, RuntimeApi, Executor>(&config)?;
 
+	config
+		.network
+		.notifications_protocols
+		.push(sc_finality_grandpa::GRANDPA_PROTOCOL_NAME.into());
+
 	let select_chain = sc_consensus::LongestChain::new(backend.clone());
 
 	let transaction_pool = Arc::new(sc_transaction_pool::BasicPool::new_light(
diff --git a/bridges/bin/rialto/node/src/service.rs b/bridges/bin/rialto/node/src/service.rs
index 57415b73447f..c235a8e757f8 100644
--- a/bridges/bin/rialto/node/src/service.rs
+++ b/bridges/bin/rialto/node/src/service.rs
@@ -119,7 +119,7 @@ pub fn new_partial(
 }
 
 /// Builds a new service for a full client.
-pub fn new_full(config: Configuration) -> Result<TaskManager, ServiceError> {
+pub fn new_full(mut config: Configuration) -> Result<TaskManager, ServiceError> {
 	let sc_service::PartialComponents {
 		client,
 		backend,
@@ -132,6 +132,11 @@ pub fn new_full(config: Configuration) -> Result<TaskManager, ServiceError> {
 		other: (block_import, grandpa_link),
 	} = new_partial(&config)?;
 
+	config
+		.network
+		.notifications_protocols
+		.push(sc_finality_grandpa::GRANDPA_PROTOCOL_NAME.into());
+
 	let (network, network_status_sinks, system_rpc_tx, network_starter) =
 		sc_service::build_network(sc_service::BuildNetworkParams {
 			config: &config,
@@ -324,10 +329,15 @@ pub fn new_full(config: Configuration) -> Result<TaskManager, ServiceError> {
 }
 
 /// Builds a new service for a light client.
-pub fn new_light(config: Configuration) -> Result<TaskManager, ServiceError> {
+pub fn new_light(mut config: Configuration) -> Result<TaskManager, ServiceError> {
 	let (client, backend, keystore_container, mut task_manager, on_demand) =
 		sc_service::new_light_parts::<Block, RuntimeApi, Executor>(&config)?;
 
+	config
+		.network
+		.notifications_protocols
+		.push(sc_finality_grandpa::GRANDPA_PROTOCOL_NAME.into());
+
 	let select_chain = sc_consensus::LongestChain::new(backend.clone());
 
 	let transaction_pool = Arc::new(sc_transaction_pool::BasicPool::new_light(