diff --git a/requirements.txt b/requirements.txt
index 66111cb..be322a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ attrs==17.2.0
 autobahn==17.6.1
 Automat==0.6.0
 backports.shutil-get-terminal-size==1.0.0
-certifi==2018.4.16
+certifi==2022.12.7
 channels==1.1.3
 chardet==3.0.4
 click==6.7