diff --git a/requirements.txt b/requirements.txt
index 9751a6b..e3944ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-google-auth==1.18.0
+google-auth==1.20.1
 google-api-python-client==1.10.0
 icalendar==4.0.6
 pytz==2020.1