diff --git a/requirements.txt b/requirements.txt
index 57720e6..30a064f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 cachetools==3.1.0
-certifi==2018.11.29
+certifi==2022.12.7
 chardet==3.0.4
 google-api-python-client==1.7.8
 google-auth==1.6.2