diff --git a/requirements.txt b/requirements.txt
index c7fd5ba..c0ab0bb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
-fastapi
-uvicorn
+fastapi~=0.82.0
+uvicorn~=0.18.3
 jinja2
 aiofiles
-requests
-pymysql
\ No newline at end of file
+requests~=2.28.1
+pymysql~=1.0.2
\ No newline at end of file
diff --git a/src/tests/test_random.py b/src/tests/test_random.py
new file mode 100644
index 0000000..21afeba
--- /dev/null
+++ b/src/tests/test_random.py
@@ -0,0 +1,6 @@
+#!/usr/bin/env python3
+# -- coding:utf-8 --
+# @Author: markushammered@gmail.com
+# @Development Tool: PyCharm
+# @Create Time: 2022/9/13
+# @File Name: test_random.py
\ No newline at end of file