diff --git a/DcCore/DcCore/DC/events.swift b/DcCore/DcCore/DC/events.swift
index 0b8961de2..fc22e089b 100644
--- a/DcCore/DcCore/DC/events.swift
+++ b/DcCore/DcCore/DC/events.swift
@@ -24,9 +24,10 @@ extension Notification.Name {
     // Webxdc
     public static let webxdcStatusUpdate = Notification.Name(rawValue: "eventWebxdcStatusUpdate")
     public static let webxdcRealtimeDataReceived = Notification.Name(rawValue: "eventWebxdcRealtimeData")
+
+    public static let ephemeralTimerModified =  Notification.Name(rawValue: "eventEphemeralTimerModified")
 }
 
-public let eventEphemeralTimerModified =  Notification.Name(rawValue: "eventEphemeralTimerModified")
 
 public class DcEventHandler {
     let dcAccounts: DcAccounts
@@ -128,7 +129,7 @@ public class DcEventHandler {
             }
             logger.info("📡[\(accountId)] ephemeral timer modified: \(data1)")
             DispatchQueue.main.async {
-                NotificationCenter.default.post(name: eventEphemeralTimerModified, object: nil, userInfo: [
+                NotificationCenter.default.post(name: .ephemeralTimerModified, object: nil, userInfo: [
                     "chat_id": Int(data1),
                 ])
             }
diff --git a/deltachat-ios/Chat/ChatViewController.swift b/deltachat-ios/Chat/ChatViewController.swift
index b4ac2aaae..262e439b5 100644
--- a/deltachat-ios/Chat/ChatViewController.swift
+++ b/deltachat-ios/Chat/ChatViewController.swift
@@ -418,6 +418,10 @@ class ChatViewController: UITableViewController, UITableViewDropDelegate {
 
     // MARK: - Notifications
 
+    @objc private func handleEphemeralTimerModified(_ notification: Notification) {
+        updateTitle()
+    }
+
     @objc private func handleChatModified(_ notification: Notification) {
         guard let ui = notification.userInfo, chatId == ui["chat_id"] as? Int else { return }
 
@@ -545,11 +549,10 @@ class ChatViewController: UITableViewController, UITableViewDropDelegate {
 
         if ephemeralTimerModifiedObserver == nil {
             ephemeralTimerModifiedObserver = nc.addObserver(
-                forName: eventEphemeralTimerModified,
+                forName: .ephemeralTimerModified,
                 object: nil, queue: OperationQueue.main
-            ) { [weak self] _ in
-                guard let self else { return }
-                self.updateTitle()
+            ) { [weak self] notification in
+                self?.handleEphemeralTimerModified(notification)
             }
         }
 
diff --git a/deltachat-ios/Controller/GroupChatDetailViewController.swift b/deltachat-ios/Controller/GroupChatDetailViewController.swift
index 36b4db35d..96cd69526 100644
--- a/deltachat-ios/Controller/GroupChatDetailViewController.swift
+++ b/deltachat-ios/Controller/GroupChatDetailViewController.swift
@@ -240,14 +240,11 @@ class GroupChatDetailViewController: UIViewController {
                 self?.handleIncomingMessage(notification)
         }
         ephemeralTimerObserver = nc.addObserver(
-            forName: eventEphemeralTimerModified,
+            forName: .ephemeralTimerModified,
             object: nil,
             queue: OperationQueue.main) { [weak self] notification in
-            guard let self else { return }
-            if let ui = notification.userInfo,
-               self.chatId == ui["chat_id"] as? Int {
-                self.updateEphemeralTimerCellValue()
-            }
+                self?.handleEphemeralTimerModified(notification)
+
         }
         chatModifiedObserver = nc.addObserver(
             forName: .chatModified,
@@ -272,6 +269,14 @@ class GroupChatDetailViewController: UIViewController {
 
     // MARK: - Notifications
 
+    @objc private func handleEphemeralTimerModified(_ notification: Notification) {
+        guard let ui = notification.userInfo,
+              let chatId = ui["chat_id"] as? Int,
+              self.chatId == chatId else { return }
+
+        self.updateEphemeralTimerCellValue()
+    }
+
     @objc private func handleChatModified(_ notification: Notification) {
 
         guard let ui = notification.userInfo,