diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a25ddf..54b0754 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## [Unreleased]
 
-## [V2.0] - 2019-12-31
+## [V2.0.0] - 2019-12-31
 ### Added
 - 重构代码结构
 - 支持使用 sqlite, mysql 数据库
diff --git a/requirements.txt b/requirements.txt
index e47bb2c..d981f0a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,16 +1,22 @@
 -i https://pypi.tuna.tsinghua.edu.cn/simple
 aiohttp==3.6.2
+aiomysql==0.0.20
 aioredis==1.3.1
 aiosqlite==0.11.0
 async-timeout==3.0.1
 attrs==19.3.0
+cffi==1.13.2
 chardet==3.0.4
 ciso8601==2.1.2
+cryptography==2.8
 hiredis==1.0.1
 idna==2.8
 multidict==4.7.3
+pycparser==2.19
+pymysql==0.9.2
 pypika==0.35.18
 redis==3.3.11
+six==1.13.0
 toml==0.10.0
 tortoise-orm==0.15.4
 typing-extensions==3.7.4.1