diff --git a/pallets/phala/src/compute/vault.rs b/pallets/phala/src/compute/vault.rs
index 6cd2f3c88e..9cd58b9da8 100644
--- a/pallets/phala/src/compute/vault.rs
+++ b/pallets/phala/src/compute/vault.rs
@@ -543,7 +543,7 @@ pub mod pallet {
 		}
 
 		#[pallet::call_index(7)]
-		#[pallet::weight(0)]
+		#[pallet::weight({0})]
 		#[frame_support::transactional]
 		pub fn refresh_vault_lock_and_check(origin: OriginFor<T>, pid: u64) -> DispatchResult {
 			let who = ensure_signed(origin.clone())?;
diff --git a/standalone/node/src/service.rs b/standalone/node/src/service.rs
index 49d9819921..e93025fee4 100644
--- a/standalone/node/src/service.rs
+++ b/standalone/node/src/service.rs
@@ -162,7 +162,7 @@ pub fn new_partial(
 		})
 		.transpose()?;
 
-	let executor = sc_service::new_native_or_wasm_executor(&config);
+	let executor = sc_service::new_native_or_wasm_executor(config);
 
 	let (client, backend, keystore_container, task_manager) =
 		sc_service::new_full_parts::<Block, RuntimeApi, _>(
diff --git a/standalone/pruntime/src/main.rs b/standalone/pruntime/src/main.rs
index c46e8d92df..9eb455ee9e 100644
--- a/standalone/pruntime/src/main.rs
+++ b/standalone/pruntime/src/main.rs
@@ -6,7 +6,7 @@ mod runtime;
 use std::{env, thread};
 
 use clap::Parser;
-use tracing::{error, info, info_span, Instrument};
+use tracing::{info, info_span, Instrument};
 
 use phactory_api::ecall_args::InitArgs;
 use phala_git_revision::git_revision_with_ts;
diff --git a/standalone/pruntime/src/pal_gramine.rs b/standalone/pruntime/src/pal_gramine.rs
index 92e774be38..18f60d756d 100644
--- a/standalone/pruntime/src/pal_gramine.rs
+++ b/standalone/pruntime/src/pal_gramine.rs
@@ -1,7 +1,6 @@
 use anyhow::anyhow;
 use parity_scale_codec::Encode;
 use std::alloc::System;
-use tracing::info;
 
 use phactory_pal::{AppInfo, AppVersion, Machine, MemoryStats, MemoryUsage, Sealing, RA};
 use phala_allocator::StatSizeAllocator;
diff --git a/standalone/rpc/src/lib.rs b/standalone/rpc/src/lib.rs
index 8a5b5bb2c6..b15e07d942 100644
--- a/standalone/rpc/src/lib.rs
+++ b/standalone/rpc/src/lib.rs
@@ -152,7 +152,7 @@ pub fn create_full<C, P, SC, B>(
 	)?;
 
 	io.merge(
-		SyncState::new(chain_spec, client.clone(), shared_authority_set, babe_worker_handle)?
+		SyncState::new(chain_spec, client, shared_authority_set, babe_worker_handle)?
 			.into_rpc(),
 	)?;