diff --git a/requirements.txt b/requirements.txt
index e6b8e62..c406831 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ absl-py==0.11.0
 astor==0.8.1
 bleach==1.5.0
 cached-property==1.5.2
-certifi==2020.6.20
+certifi==2022.12.7
 cycler==0.10.0
 enum34==1.1.10
 gast==0.4.0