diff --git a/demo/requirements.txt b/demo/requirements.txt
index 10ebc0a..1452e8f 100644
--- a/demo/requirements.txt
+++ b/demo/requirements.txt
@@ -1,7 +1,7 @@
 bleach==3.1.1
 celery==4.4.6
 redis==3.5.3
-certifi==2020.6.20
+certifi==2022.12.7
 cffi==1.14.0
 cryptography==2.8
 cycler==0.10.0