diff --git a/cmdb-api/Pipfile b/cmdb-api/Pipfile
index c0a1723..1bdd92e 100644
--- a/cmdb-api/Pipfile
+++ b/cmdb-api/Pipfile
@@ -41,6 +41,7 @@ toposort = ">=1.5"
 requests = ">=2.22.0"
 PyJWT = ">=1.7.1"
 elasticsearch = "==7.0.4"
+future = "==0.18.2"
 
 [dev-packages]
 # Testing
diff --git a/cmdb-api/api/lib/http_cli.py b/cmdb-api/api/lib/http_cli.py
index ba290dc..f0e9174 100644
--- a/cmdb-api/api/lib/http_cli.py
+++ b/cmdb-api/api/lib/http_cli.py
@@ -12,7 +12,7 @@ from future.moves.urllib.parse import urlparse
 
 
 def build_api_key(path, params):
-    g.user is not None or abort(403, "您得登陆才能进行该操作")
+    g.user is not None or abort(403, "You have to login to do this")
     key = g.user.key
     secret = g.user.secret
     values = "".join([str(params[k]) for k in sorted(params.keys())
diff --git a/cmdb-api/requirements.txt b/cmdb-api/requirements.txt
index c9f59d0..6a11784 100644
--- a/cmdb-api/requirements.txt
+++ b/cmdb-api/requirements.txt
@@ -1,38 +1,39 @@
 -i https://mirrors.aliyun.com/pypi/simple
 # Flask
-Flask==1.0.3
-Werkzeug==0.15.4
-click>=5.0
+Flask == 1.0.3
+Werkzeug == 0.15.4
+click >= 5.0
 # Api
-Flask-RESTful ==0.3.7
+Flask-RESTful == 0.3.7
 # Database
-Flask-SQLAlchemy ==2.4.0
-SQLAlchemy ==1.3.5
-PyMySQL ==0.9.3
-redis ==3.2.1
+Flask-SQLAlchemy == 2.4.0
+SQLAlchemy == 1.3.5
+PyMySQL == 0.9.3
+redis == 3.2.1
 # Migrations
 Flask-Migrate == 2.5.2
 # Deployment
-gevent ==1.4.0
+gevent == 1.4.0
 gunicorn == 19.5.0
-supervisor ==4.0.3
+supervisor == 4.0.3
 # Auth
-Flask-Login ==0.4.1
-Flask-Bcrypt ==0.7.1
-Flask-Cors>=3.0.8
+Flask-Login == 0.4.1
+Flask-Bcrypt == 0.7.1
+Flask-Cors >= 3.0.8
 # Caching
-Flask-Caching>=1.0.0
+Flask-Caching >= 1.0.0
 # Environment variable parsing
-environs ==4.2.0
-marshmallow ==2.20.2
+environs == 4.2.0
+marshmallow == 2.20.2
 # async tasks
-celery ==4.3.0
-more-itertools ==5.0.0
-kombu ==4.4.0
+celery == 4.3.0
+more-itertools == 5.0.0
+kombu == 4.4.0
 # other
-six ==1.12.0
-bs4>=0.0.1
-toposort>=1.5
-requests>=2.22.0
-PyJWT>=1.7.1
-elasticsearch ==7.0.4
+six == 1.12.0
+bs4 >= 0.0.1
+toposort >= 1.5
+requests >= 2.22.0
+PyJWT >= 1.7.1
+elasticsearch == 7.0.4
+future == 0.18.2