diff --git a/requirements.txt b/requirements.txt
index 7e0b948..5f7a751 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 google-auth==1.34.0
-google-api-python-client==2.11.0
+google-api-python-client==2.15.0
 icalendar==4.0.7
 pytz==2021.1
 PyYAML==5.4.1