diff --git a/distribution/benchmark/tproducer.sh b/distribution/benchmark/tproducer.sh
index ac4bbf3ee6dc18580adb75189ace3f70970213cd..9ced41f8324e82da5f5a17057591b3397e16be5b 100644
--- a/distribution/benchmark/tproducer.sh
+++ b/distribution/benchmark/tproducer.sh
@@ -15,4 +15,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-sh ./runclass.sh org.apache.rocketmq.example.benchmark.TransactionProducer  $@
+sh ./runclass.sh org.apache.rocketmq.example.benchmark.TransactionProducer $@ &