diff --git a/cumulus/test/parachain/src/command.rs b/cumulus/test/parachain/src/command.rs
index 611ef38341..04ac325af8 100644
--- a/cumulus/test/parachain/src/command.rs
+++ b/cumulus/test/parachain/src/command.rs
@@ -22,7 +22,7 @@ use log::info;
 use parachain_runtime::Block;
 use polkadot_parachain::primitives::AccountIdConversion;
 use sc_cli::{
-	ChainSpec, CliConfiguration, Error, ImportParams, KeystoreParams, NetworkParams, Result, Role,
+	ChainSpec, CliConfiguration, Error, ImportParams, KeystoreParams, NetworkParams, Result,
 	RuntimeVersion, SharedParams, SubstrateCli,
 };
 use sc_service::config::{BasePath, PrometheusConfig};
@@ -155,7 +155,12 @@ pub fn run() -> Result<()> {
 			runner.run_subcommand(subcommand, |mut config| {
 				let params = crate::service::new_partial(&mut config)?;
 
-				Ok((params.client, params.backend, params.import_queue, params.task_manager))
+				Ok((
+					params.client,
+					params.backend,
+					params.import_queue,
+					params.task_manager,
+				))
 			})
 		}
 		Some(Subcommand::ExportGenesisState(params)) => {
@@ -193,10 +198,6 @@ pub fn run() -> Result<()> {
 			let genesis_state = format!("0x{:?}", HexDisplay::from(&block.header().encode()));
 
 			runner.run_node_until_exit(|config| {
-				if matches!(config.role, Role::Light) {
-					return Err("Light client not supporter!".into());
-				}
-
 				polkadot_cli.base_path =
 					config.base_path.as_ref().map(|x| x.path().join("polkadot"));
 
@@ -208,9 +209,19 @@ pub fn run() -> Result<()> {
 				info!("Parachain id: {:?}", id);
 				info!("Parachain Account: {}", parachain_account);
 				info!("Parachain genesis state: {}", genesis_state);
+				info!(
+					"Is collating: {}",
+					if cli.run.base.validator { "yes" } else { "no" }
+				);
 
-				crate::service::run_collator(config, key, polkadot_config, id, cli.run.base.validator)
-					.map(|(x, _)| x)
+				crate::service::run_collator(
+					config,
+					key,
+					polkadot_config,
+					id,
+					cli.run.base.validator,
+				)
+				.map(|(x, _)| x)
 			})
 		}
 	}
@@ -254,6 +265,10 @@ impl CliConfiguration for PolkadotCli {
 		)?))
 	}
 
+	fn rpc_ipc(&self) -> Result<Option<String>> {
+		self.base.base.rpc_ipc()
+	}
+
 	fn rpc_ws(&self) -> Result<Option<SocketAddr>> {
 		let ws_external = self.base.base.ws_external;
 		let unsafe_ws_external = self.base.base.unsafe_ws_external;
@@ -294,6 +309,54 @@ impl CliConfiguration for PolkadotCli {
 	fn init<C: SubstrateCli>(&self) -> Result<()> {
 		unreachable!("PolkadotCli is never initialized; qed");
 	}
+
+	fn role(&self, is_dev: bool) -> Result<sc_service::Role> {
+		self.base.base.role(is_dev)
+	}
+
+	fn transaction_pool(&self) -> Result<sc_service::config::TransactionPoolOptions> {
+		self.base.base.transaction_pool()
+	}
+
+	fn state_cache_child_ratio(&self) -> Result<Option<usize>> {
+		self.base.base.state_cache_child_ratio()
+	}
+
+	fn rpc_methods(&self) -> Result<sc_service::config::RpcMethods> {
+		self.base.base.rpc_methods()
+	}
+
+	fn rpc_ws_max_connections(&self) -> Result<Option<usize>> {
+		self.base.base.rpc_ws_max_connections()
+	}
+
+	fn rpc_cors(&self, is_dev: bool) -> Result<Option<Vec<String>>> {
+		self.base.base.rpc_cors(is_dev)
+	}
+
+	fn telemetry_external_transport(&self) -> Result<Option<sc_service::config::ExtTransport>> {
+		self.base.base.telemetry_external_transport()
+	}
+
+	fn default_heap_pages(&self) -> Result<Option<u64>> {
+		self.base.base.default_heap_pages()
+	}
+
+	fn force_authoring(&self) -> Result<bool> {
+		self.base.base.force_authoring()
+	}
+
+	fn disable_grandpa(&self) -> Result<bool> {
+		self.base.base.disable_grandpa()
+	}
+
+	fn max_runtime_instances(&self) -> Result<Option<usize>> {
+		self.base.base.max_runtime_instances()
+	}
+
+	fn announce_block(&self) -> Result<bool> {
+		self.base.base.announce_block()
+	}
 }
 
 // copied directly from substrate
diff --git a/cumulus/test/parachain/src/service.rs b/cumulus/test/parachain/src/service.rs
index 4e56331df4..3332d000e7 100644
--- a/cumulus/test/parachain/src/service.rs
+++ b/cumulus/test/parachain/src/service.rs
@@ -108,6 +108,13 @@ pub fn run_collator(
 	TaskManager,
 	Arc<TFullClient<parachain_runtime::opaque::Block, parachain_runtime::RuntimeApi, crate::service::Executor>>,
 )> {
+	if matches!(parachain_config.role, Role::Light) {
+		return Err("Light client not supported!".into());
+	}
+	if matches!(polkadot_config.role, Role::Light) {
+		return Err("Light client not supported!".into());
+	}
+
 	let mut parachain_config = prepare_collator_config(parachain_config);
 
 	parachain_config.informant_output_format = OutputFormat {