diff --git a/modules/calendar/requirements.txt b/modules/calendar/requirements.txt
index 122195c..4d6903a 100644
--- a/modules/calendar/requirements.txt
+++ b/modules/calendar/requirements.txt
@@ -1,5 +1,5 @@
 google_auth_oauthlib==0.4.1
-Flask==1.1.2
+Flask==2.2.2
 Flask_Cors==3.0.8
 google_api_python_client==1.9.3
 protobuf==3.12.2