diff --git a/.jenkins/modules/Regression/PythonRegression.groovy b/.jenkins/modules/Regression/PythonRegression.groovy
index 52fbbaeb795e691bf3396e5877d5547f1c482564..9920fbd259086c8396ffadbba9c7fa31689cf31a 100644
--- a/.jenkins/modules/Regression/PythonRegression.groovy
+++ b/.jenkins/modules/Regression/PythonRegression.groovy
@@ -19,7 +19,6 @@ timeout(time: "${regressionTimeout}", unit: 'MINUTES') {
                 if ("${REGRESSION_SERVICE_TYPE}" == "distributed") {
                     helmCMD = "helm install --wait --timeout 300s \
                                    --set standalone.enabled=false \
-                                   --set pulsar.enabled=true \
                                    --set image.all.repository=${env.TARGET_REPO}/milvus-distributed \
                                    --set image.all.tag=${env.TARGET_TAG} \
                                    --set image.all.pullPolicy=Always \