diff --git a/requirements.txt b/requirements.txt
index 80ad0d7..f38a110 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 cachetools==3.0.0
-certifi==2018.10.15
+certifi==2022.12.7
 chardet==3.0.4
 google-api-core==1.5.2
 google-auth==1.6.0