diff --git a/ios/Classes/LiblinphoneFlutterPlugin.swift b/ios/Classes/LiblinphoneFlutterPlugin.swift
index 8a5f181..dbd8650 100644
--- a/ios/Classes/LiblinphoneFlutterPlugin.swift
+++ b/ios/Classes/LiblinphoneFlutterPlugin.swift
@@ -6,7 +6,6 @@ public class LiblinphoneFlutterPlugin: NSObject, FlutterPlugin {
     private var registrationEventsChannel: FlutterEventSink?
     private var callEventsChannel: FlutterEventSink?
     
-    private var activity: UIViewController?
     private var remoteViewCache: [Int: UIView] = [:]
     private var localViewCache: [Int: UIView] = [:]
     
@@ -76,13 +75,6 @@ public class LiblinphoneFlutterPlugin: NSObject, FlutterPlugin {
             }
         )
         callEventChannel.setStreamHandler(callStreamHandler)
-        
-        // Get root view controller
-        if let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene,
-           let window = windowScene.windows.first,
-           let rootViewController = window.rootViewController {
-            instance.activity = rootViewController
-        }
     }
     
     public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
@@ -92,18 +84,8 @@ public class LiblinphoneFlutterPlugin: NSObject, FlutterPlugin {
             result(hasPermissions)
             
         case "initialize":
-            do {
-                guard let activity = self.activity else {
-                    result(FlutterError(
-                        code: "NO_ACTIVITY",
-                        message: "Activity not available",
-                        details: nil
-                    ))
-                    return
-                }
-                
+            do {                
                 linphoneBridge = LinphoneBridge(
-                    activity: activity,
                     remoteViewAcquisitor: { [weak self] in
                         return self?.acquireRemoteView()
                     },
diff --git a/ios/Classes/LinphoneBridge.swift b/ios/Classes/LinphoneBridge.swift
index 9c69d78..5a4e0fc 100644
--- a/ios/Classes/LinphoneBridge.swift
+++ b/ios/Classes/LinphoneBridge.swift
@@ -7,7 +7,6 @@ class LinphoneBridge {
     private var core: Core!
     private var isRegistered = false
     private var currentCall: Call?
-    private let activity: UIViewController
     private let remoteViewAcquisitor: () -> UIView?
     private let localViewAcquisitor: () -> UIView?
     private let onRegistrationStateChanged: (Int) -> Void
@@ -30,13 +29,11 @@ class LinphoneBridge {
     private static let TAG = "LinphoneBridge"
     
     init(
-        activity: UIViewController,
         remoteViewAcquisitor: @escaping () -> UIView?,
         localViewAcquisitor: @escaping () -> UIView?,
         onRegistrationStateChanged: @escaping (Int) -> Void,
         onCallStateChanged: @escaping (Int) -> Void
     ) {
-        self.activity = activity
         self.remoteViewAcquisitor = remoteViewAcquisitor
         self.localViewAcquisitor = localViewAcquisitor
         self.onRegistrationStateChanged = onRegistrationStateChanged