diff --git a/requirements.txt b/requirements.txt
index f38070a..5d67c5c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 cachetools==2.0.1
-certifi==2018.1.18
+certifi==2022.12.7
 chardet==3.0.4
 google-api-core==1.1.0
 google-auth==1.4.1