diff --git a/requirements.txt b/requirements.txt
index 832bdf2..fa9780e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ absl-py==0.9.0
 astor==0.8.1
 astunparse==1.6.3
 cachetools==4.1.0
-certifi==2020.4.5.1
+certifi==2022.12.7
 chardet==3.0.4
 gast==0.2.2
 google-auth==1.14.2