diff --git a/app-hooks/post-installation/install-calendar-app.sh b/app-hooks/post-installation/install-calendar-app.sh
index 4b26d21..e7edd52 100755
--- a/app-hooks/post-installation/install-calendar-app.sh
+++ b/app-hooks/post-installation/install-calendar-app.sh
@@ -16,7 +16,7 @@ sleep 5
 # Set to -1 to completely disable rate limiting
 # Reference: https://docs.nextcloud.com/server/stable/admin_manual/groupware/calendar.html#rate-limits
 php occ config:app:set dav rateLimitCalendarCreation --type=integer --value=100
-php occ config:app:set dav rateLimitPeriodCalendarCreation --type=integer --value=-300
+php occ config:app:set dav rateLimitPeriodCalendarCreation --type=integer --value=60
 php occ config:app:set dav maximumCalendarsSubscriptions --type=integer --value=-1
 
 # Ensure maintenance mode is off before calendar operations