diff --git a/mishards/.env.example b/mishards/.env.example
index 47a4549f04..bfea0a3edc 100644
--- a/mishards/.env.example
+++ b/mishards/.env.example
@@ -18,7 +18,7 @@ SD_STATIC_HOSTS=127.0.0.1
 SQLALCHEMY_DATABASE_URI=sqlite:////tmp/milvus/db/meta.sqlite?check_same_thread=False
 SQL_ECHO=True
 
-TESTING=True
+TESTING=False
 #SQLALCHEMY_DATABASE_TEST_URI=mysql+pymysql://root:root@127.0.0.1:3306/milvus?charset=utf8mb4
 SQLALCHEMY_DATABASE_TEST_URI=sqlite:////tmp/milvus/db/meta.sqlite?check_same_thread=False
 SQL_TEST_ECHO=False
diff --git a/mishards/settings.py b/mishards/settings.py
index 4563538a08..1982a508e7 100644
--- a/mishards/settings.py
+++ b/mishards/settings.py
@@ -1,12 +1,15 @@
 import sys
 import os
 
-from dotenv import load_dotenv
-load_dotenv('./mishards/.env.example')
-
 from environs import Env
 env = Env()
-env.read_env(override=True)
+
+FROM_EXAMPLE = env.bool('FROM_EXAMPLE', False)
+if FROM_EXAMPLE:
+    from dotenv import load_dotenv
+    load_dotenv('./mishards/.env.example')
+else:
+    env.read_env()
 
 DEBUG = env.bool('DEBUG', False)
 
@@ -34,13 +37,11 @@ if SD_PROVIDER == 'Kubernetes':
         in_cluster=env.bool('SD_IN_CLUSTER', False),
         poll_interval=env.int('SD_POLL_INTERVAL', 5),
         pod_patt=env.str('SD_ROSERVER_POD_PATT', ''),
-        label_selector=env.str('SD_LABEL_SELECTOR', '')
-    )
+        label_selector=env.str('SD_LABEL_SELECTOR', ''))
 elif SD_PROVIDER == 'Static':
     from sd.static_provider import StaticProviderSettings
     SD_PROVIDER_SETTINGS = StaticProviderSettings(
-        hosts=env.list('SD_STATIC_HOSTS', [])
-    )
+        hosts=env.list('SD_STATIC_HOSTS', []))
 
 TESTING = env.bool('TESTING', False)
 TESTING_WOSERVER = env.str('TESTING_WOSERVER', 'tcp://127.0.0.1:19530')
@@ -72,6 +73,7 @@ class DefaultConfig:
 
 TESTING = env.bool('TESTING', False)
 if TESTING:
+
     class TestingConfig(DefaultConfig):
         SQLALCHEMY_DATABASE_URI = env.str('SQLALCHEMY_DATABASE_TEST_URI')
         SQL_ECHO = env.bool('SQL_TEST_ECHO', False)
diff --git a/start_services.yml b/start_services.yml
index b2d4d97cb6..c7a3c36f51 100644
--- a/start_services.yml
+++ b/start_services.yml
@@ -30,6 +30,7 @@ services:
             # - /tmp/mishards_env:/source/mishards/.env
         command: ["python", "mishards/main.py"]
         environment:
+            FROM_EXAMPLE: 'true'
             DEBUG: 'true'
             SERVER_PORT: 19531
             WOSERVER: tcp://milvus:19530