diff --git a/requirements.txt b/requirements.txt
index 1b59501..cbaca2a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-google-auth==1.17.2
+google-auth==1.18.0
 google-api-python-client==1.9.3
 icalendar==4.0.6
 pytz==2020.1