diff --git a/requirements.txt b/requirements.txt
index 509e0b2..14a7ce2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ appnope==0.1.0
 astor==0.6.2
 backcall==0.1.0
 bleach==1.5.0
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 decorator==4.3.0