diff --git a/requirements.txt b/requirements.txt
index d0da63f..a7cd381 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ autobahn==19.10.1
 Automat==0.7.0
 backcall==0.1.0
 bleach==3.1.0
-certifi==2019.9.11
+certifi==2022.12.7
 cffi==1.12.3
 chardet==3.0.4
 Click==7.0