diff --git a/requirements.txt b/requirements.txt
index ee40378..e74d4b2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ asgiref==1.1.2
 attrs==19.1.0
 autobahn==19.2.1
 Automat==0.7.0
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 constantly==15.1.0
 defusedxml==0.5.0