diff --git a/requirements.txt b/requirements.txt
index 7fd6ce6..3bfe824 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2022.12.7
+certifi==2023.7.22
 Django>=1.11.22
 pytz==2018.9
 shadowsocks==2.8.2