diff --git a/requirements.txt b/requirements.txt
index f6af95b..63e677d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 absl-py==0.7.1
 astor==0.8.0
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 cloudpickle==1.2.1