diff --git a/Classes/Swift/Conference/Data/ScheduledConferenceData.swift b/Classes/Swift/Conference/Data/ScheduledConferenceData.swift
index 2e351a8c0..5a5c9a89b 100644
--- a/Classes/Swift/Conference/Data/ScheduledConferenceData.swift
+++ b/Classes/Swift/Conference/Data/ScheduledConferenceData.swift
@@ -40,7 +40,8 @@ class ScheduledConferenceData {
 	let canEdit = MutableLiveData(false)
 	let isFinished : Bool
 	let selectedForDeletion = MutableLiveData(false)
-	
+	private var conferenceSchedulerDelegate : ConferenceSchedulerDelegateStub? = nil
+	private var conferenceScheduler : ConferenceScheduler? = nil
 	
 	init (conferenceInfo: ConferenceInfo, isFinished: Bool = false) {
 		self.conferenceInfo = conferenceInfo
@@ -98,11 +99,30 @@ class ScheduledConferenceData {
 	func gotoAssociatedChat() {
 		
 	}
+	
+	
+	
 	func deleteConference() {
+		conferenceSchedulerDelegate = ConferenceSchedulerDelegateStub(
+			onStateChanged: { scheduler, state in
+				Log.i("[Conference Deletion] Conference scheduler state is \(state)")
+				if (state == .Ready) {
+					if let chatRoomParams = ConferenceSchedulingViewModel.shared.getConferenceInvitationsChatRoomParams() {
+						scheduler.sendInvitations(chatRoomParams: chatRoomParams) // Send cancel ICS
+						Log.e("[Conference Deletion] sent cancel ICS.")
+					}
+				}
+			})
+		
 		if (conferenceInfo.state != .Cancelled && canEdit.value == true) {
 			Log.i("[Scheduled Conferences] Cancelling conference \(conferenceInfo.subject)")
-			ScheduledConferencesViewModel.shared.conferenceScheduler?.cancelConference(conferenceInfo: conferenceInfo)
+			self.conferenceScheduler = try? Core.get().createConferenceScheduler()
+			if (self.conferenceScheduler != nil) {
+				self.conferenceScheduler?.addDelegate(delegate: conferenceSchedulerDelegate!)
+				self.conferenceScheduler?.cancelConference(conferenceInfo: conferenceInfo)
+			}
+		} else {
+			Core.get().deleteConferenceInformation(conferenceInfo: conferenceInfo)
 		}
-		Core.get().deleteConferenceInformation(conferenceInfo: conferenceInfo)
 	}
 }
diff --git a/Classes/Swift/Conference/ViewModels/ConferenceSchedulingViewModel.swift b/Classes/Swift/Conference/ViewModels/ConferenceSchedulingViewModel.swift
index cd5004231..bb4689e72 100644
--- a/Classes/Swift/Conference/ViewModels/ConferenceSchedulingViewModel.swift
+++ b/Classes/Swift/Conference/ViewModels/ConferenceSchedulingViewModel.swift
@@ -82,11 +82,7 @@ class ConferenceSchedulingViewModel  {
 					if (self.scheduleForLater.value == true && self.sendInviteViaChat.value == true) {
 						// Send conference info even when conf is not scheduled for later
 						// as the conference server doesn't invite participants automatically
-						if let chatRoomParams = try?self.core.createDefaultChatRoomParams() {
-							chatRoomParams.encryptionEnabled = self.isEndToEndEncryptedChatAvailable()
-							chatRoomParams.groupEnabled = false
-							chatRoomParams.backend = chatRoomParams.encryptionEnabled ? .FlexisipChat : .Basic
-							chatRoomParams.subject = self.subject.value!
+						if let chatRoomParams = self.getConferenceInvitationsChatRoomParams() {
 							scheduler.sendInvitations(chatRoomParams: chatRoomParams)
 						}
 					} else {
@@ -245,5 +241,16 @@ class ConferenceSchedulingViewModel  {
 		return [Duration(value: 30, display: "30min"), Duration(value: 60, display: "1h"), Duration(value: 120, display: "2h")]
 	}
 	
+	func getConferenceInvitationsChatRoomParams() -> ChatRoomParams? {
+		if let chatRoomParams = try?self.core.createDefaultChatRoomParams() {
+			chatRoomParams.encryptionEnabled = self.isEndToEndEncryptedChatAvailable()
+			chatRoomParams.groupEnabled = false
+			chatRoomParams.backend = chatRoomParams.encryptionEnabled ? .FlexisipChat : .Basic
+			chatRoomParams.subject = self.subject.value!
+			return chatRoomParams
+		}
+		return nil
+	}
+	
 	
 }