diff --git a/requirements.txt b/requirements.txt
index 8c56917..da88212 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ absl-py==0.6.1
 astor==0.7.1
 atomicwrites==1.2.1
 attrs==18.2.0
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 gast==0.2.0