diff --git a/mflix/requirements.txt b/mflix/requirements.txt
index f625824..633b9e9 100644
--- a/mflix/requirements.txt
+++ b/mflix/requirements.txt
@@ -1,7 +1,7 @@
 -i https://pypi.tuna.tsinghua.edu.cn/simple/
 aniso8601==8.0.0
 bcrypt==3.1.7
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 click==7.0