diff --git a/2018-Defcon-China-Final/web1/src/web/requirements.txt b/2018-Defcon-China-Final/web1/src/web/requirements.txt
index 1c9a8664..1b974894 100644
--- a/2018-Defcon-China-Final/web1/src/web/requirements.txt
+++ b/2018-Defcon-China-Final/web1/src/web/requirements.txt
@@ -5,7 +5,7 @@ Babel==2.5.3
 billiard==3.5.0.2
 blinker==1.4
 celery==4.0.2
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 click==6.7
 click-log==0.2.1