diff --git a/requirements.txt b/requirements.txt
index b805427..3786852 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ attrs==19.3.0
 backcall==0.2.0
 bleach==3.3.0
 branca==0.4.1
-certifi==2020.4.5.2
+certifi==2022.12.7
 chardet==3.0.4
 confuse==1.1.0
 cycler==0.10.0