diff --git a/requirements.txt b/requirements.txt
index ae377c9..3c7c734 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ absl-py==0.10.0
 astunparse==1.6.3
 attrs==20.2.0
 cachetools==4.1.0
-certifi==2020.4.5.1
+certifi==2022.12.7
 chardet==3.0.4
 coverage==5.3
 gast==0.4.0