diff --git a/python/requirements.txt b/python/requirements.txt
index 8e70a78..10d4d15 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,7 +1,7 @@
 absl-py==0.9.0
 astunparse==1.6.3
 cachetools==4.0.0
-certifi==2019.11.28
+certifi==2023.7.22
 chardet==3.0.4
 cycler==0.10.0
 gast==0.3.3