diff --git a/bridges/bin/millau/node/src/chain_spec.rs b/bridges/bin/millau/node/src/chain_spec.rs
index 2c50897b96..5c11f07df2 100644
--- a/bridges/bin/millau/node/src/chain_spec.rs
+++ b/bridges/bin/millau/node/src/chain_spec.rs
@@ -81,8 +81,8 @@ impl Alternative {
 		);
 		match self {
 			Alternative::Development => ChainSpec::from_genesis(
-				"Development",
-				"dev",
+				"Millau Development",
+				"millau_dev",
 				sc_service::ChainType::Development,
 				|| {
 					testnet_genesis(
@@ -107,8 +107,8 @@ impl Alternative {
 				None,
 			),
 			Alternative::LocalTestnet => ChainSpec::from_genesis(
-				"Local Testnet",
-				"local_testnet",
+				"Millau Local",
+				"millau_local",
 				sc_service::ChainType::Local,
 				|| {
 					testnet_genesis(
diff --git a/bridges/bin/rialto/node/src/chain_spec.rs b/bridges/bin/rialto/node/src/chain_spec.rs
index 31cd533c31..a0d9a89ce1 100644
--- a/bridges/bin/rialto/node/src/chain_spec.rs
+++ b/bridges/bin/rialto/node/src/chain_spec.rs
@@ -82,8 +82,8 @@ impl Alternative {
 		);
 		match self {
 			Alternative::Development => ChainSpec::from_genesis(
-				"Development",
-				"dev",
+				"Rialto Development",
+				"rialto_dev",
 				sc_service::ChainType::Development,
 				|| {
 					testnet_genesis(
@@ -108,8 +108,8 @@ impl Alternative {
 				None,
 			),
 			Alternative::LocalTestnet => ChainSpec::from_genesis(
-				"Local Testnet",
-				"local_testnet",
+				"Rialto Local",
+				"rialto_local",
 				sc_service::ChainType::Local,
 				|| {
 					testnet_genesis(