diff --git a/requirements.txt b/requirements.txt
index 887fe79..2e13422 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 absl-py==0.8.0
 astor==0.8.0
 backports.weakref==1.0.post1
-certifi==2019.6.16
+certifi==2022.12.7
 enum34==1.1.6
 funcsigs==1.0.2
 futures==3.3.0