diff --git a/requirements.txt b/requirements.txt
index 5cc131f..63725f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 backports.ssl-match-hostname==3.5.0.1
 cachetools==2.0.1
-certifi==2018.1.18
+certifi==2022.12.7
 chardet==3.0.4
 futures==3.2.0
 google-auth==1.4.1