diff --git a/crates/sui-core/src/authority_server.rs b/crates/sui-core/src/authority_server.rs
index 82657614bc0ef4..cac6ec29236c0f 100644
--- a/crates/sui-core/src/authority_server.rs
+++ b/crates/sui-core/src/authority_server.rs
@@ -248,6 +248,16 @@ impl ValidatorService {
             .into_inner()
     }
 
+    pub async fn handle_transaction_for_testing(
+        &self,
+        transaction: Transaction,
+    ) -> HandleTransactionResponse {
+        self.transaction(tonic::Request::new(transaction))
+            .await
+            .unwrap()
+            .into_inner()
+    }
+
     async fn handle_transaction(
         self,
         request: tonic::Request<Transaction>,
diff --git a/crates/sui-single-node-benchmark/src/benchmark_context.rs b/crates/sui-single-node-benchmark/src/benchmark_context.rs
index b7820f2b12956e..5e53447a067323 100644
--- a/crates/sui-single-node-benchmark/src/benchmark_context.rs
+++ b/crates/sui-single-node-benchmark/src/benchmark_context.rs
@@ -12,6 +12,7 @@ use std::sync::Arc;
 use sui_types::base_types::{ObjectID, ObjectRef, SuiAddress, SUI_ADDRESS_LENGTH};
 use sui_types::crypto::{get_account_key_pair, AccountKeyPair};
 use sui_types::effects::TransactionEffects;
+use sui_types::messages_grpc::HandleTransactionResponse;
 use sui_types::object::Object;
 use sui_types::transaction::{CertifiedTransaction, SignedTransaction, Transaction};
 use tracing::info;
@@ -228,7 +229,10 @@ impl BenchmarkContext {
         }
     }
 
-    pub(crate) async fn validator_sign_transactions(&self, transactions: Vec<Transaction>) {
+    pub(crate) async fn validator_sign_transactions(
+        &self,
+        transactions: Vec<Transaction>,
+    ) -> Vec<HandleTransactionResponse> {
         info!(
             "Started signing {} transactions. You can now attach a profiler",
             transactions.len(),
@@ -240,6 +244,7 @@ impl BenchmarkContext {
                 tokio::spawn(async move { validator.sign_transaction(tx).await })
             })
             .collect();
-        let _results: Vec<_> = tasks.collect().await;
+        let results: Vec<_> = tasks.collect().await;
+        results.into_iter().map(|r| r.unwrap()).collect()
     }
 }
diff --git a/crates/sui-single-node-benchmark/src/execution.rs b/crates/sui-single-node-benchmark/src/execution.rs
index d989e733297ee7..654ea530468387 100644
--- a/crates/sui-single-node-benchmark/src/execution.rs
+++ b/crates/sui-single-node-benchmark/src/execution.rs
@@ -155,8 +155,8 @@ async fn benchmark_transaction_signing(ctx: &BenchmarkContext, transactions: Vec
     ctx.validator_sign_transactions(transactions).await;
     let elapsed = start_time.elapsed().as_millis() as f64 / 1000f64;
     info!(
-        "Transaction signing finished in {}s, TPS={}",
+        "Transaction signing finished in {}s, TPS={}.",
         elapsed,
-        tx_count as f64 / elapsed
+        tx_count as f64 / elapsed,
     );
 }
diff --git a/crates/sui-single-node-benchmark/src/single_node.rs b/crates/sui-single-node-benchmark/src/single_node.rs
index 9177242b006ea2..cdf1c26cd3d526 100644
--- a/crates/sui-single-node-benchmark/src/single_node.rs
+++ b/crates/sui-single-node-benchmark/src/single_node.rs
@@ -165,14 +165,8 @@ impl SingleValidator {
     }
 
     pub async fn sign_transaction(&self, transaction: Transaction) -> HandleTransactionResponse {
-        let result = self
-            .get_validator()
-            .handle_transaction(
-                &self.epoch_store,
-                VerifiedTransaction::new_unchecked(transaction),
-            )
+        self.validator_service
+            .handle_transaction_for_testing(transaction)
             .await
-            .unwrap();
-        result
     }
 }