diff --git a/requirements.txt b/requirements.txt
index d442f9e..1f07767 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 absl-py==0.9.0
 astor==0.8.1
 bleach==1.5.0
-certifi==2020.4.5.1
+certifi==2022.12.7
 enum34==1.1.10
 gast==0.3.3
 google-pasta==0.2.0