diff --git a/requirements.txt b/requirements.txt
index 9b8591d..25905f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 absl-py==0.7.1
 astor==0.7.1
-certifi==2018.8.24
+certifi==2022.12.7
 cycler==0.10.0
 gast==0.2.2
 google-pasta==0.1.5