diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/EventsHelper.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/EventsHelper.kt
index 7077edbb3..8ec0b1fce 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/EventsHelper.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/EventsHelper.kt
@@ -116,7 +116,7 @@ class EventsHelper(val context: Context) {
         context.updateWidgets()
         context.scheduleNextEventReminder(event, showToasts)
 
-        if (addToCalDAV && event.source != SOURCE_SIMPLE_CALENDAR && config.caldavSync) {
+        if (addToCalDAV && config.caldavSync && event.source != SOURCE_SIMPLE_CALENDAR && event.source != SOURCE_IMPORTED_ICS) {
             context.calDAVHelper.insertCalDAVEvent(event)
         }