diff --git a/requirements.txt b/requirements.txt
index e04b82e..733c53d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ attrs==19.1.0
 backcall==0.1.0
 black==19.3b0
 bleach==3.3.0
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 coverage==4.5.4