diff --git a/tutorials/ar-subs/requirements.txt b/tutorials/ar-subs/requirements.txt
index 67a22884f5..9d6421efe9 100644
--- a/tutorials/ar-subs/requirements.txt
+++ b/tutorials/ar-subs/requirements.txt
@@ -1,5 +1,5 @@
 cachetools==4.1.1
-certifi==2020.6.20
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 google-api-core==1.21.0