diff --git a/linphone-desktop/src/components/call/CallModel.cpp b/linphone-desktop/src/components/call/CallModel.cpp
index dea3d7739..5abb8a54c 100644
--- a/linphone-desktop/src/components/call/CallModel.cpp
+++ b/linphone-desktop/src/components/call/CallModel.cpp
@@ -197,6 +197,8 @@ void CallModel::handleCallStateChanged (const shared_ptr<linphone::Call> &call,
   if (call != mCall)
     return;
 
+  updateIsInConference();
+
   switch (state) {
     case linphone::CallStateError:
     case linphone::CallStateEnd:
@@ -251,6 +253,15 @@ void CallModel::handleCallStateChanged (const shared_ptr<linphone::Call> &call,
 
 // -----------------------------------------------------------------------------
 
+void CallModel::updateIsInConference () {
+  if (mIsInConference != !!mCall->getConference()) {
+    mIsInConference = !mIsInConference;
+    emit isInConferenceChanged(mIsInConference);
+  }
+}
+
+// -----------------------------------------------------------------------------
+
 void CallModel::stopAutoAnswerTimer () const {
   QTimer *timer = findChild<QTimer *>(AUTO_ANSWER_OBJECT_NAME, Qt::FindDirectChildrenOnly);
   if (timer) {
@@ -259,6 +270,8 @@ void CallModel::stopAutoAnswerTimer () const {
   }
 }
 
+// -----------------------------------------------------------------------------
+
 CallModel::CallStatus CallModel::getStatus () const {
   switch (mCall->getState()) {
     case linphone::CallStateConnected:
diff --git a/linphone-desktop/src/components/call/CallModel.hpp b/linphone-desktop/src/components/call/CallModel.hpp
index ccd325024..2828e7ba1 100644
--- a/linphone-desktop/src/components/call/CallModel.hpp
+++ b/linphone-desktop/src/components/call/CallModel.hpp
@@ -37,6 +37,8 @@ class CallModel : public QObject {
 
   Q_PROPERTY(bool isOutgoing READ isOutgoing CONSTANT);
 
+  Q_PROPERTY(bool isInConference READ isInConference NOTIFY isInConferenceChanged);
+
   Q_PROPERTY(int duration READ getDuration CONSTANT); // Constants but called with a timer in qml.
   Q_PROPERTY(float quality READ getQuality CONSTANT);
   Q_PROPERTY(float microVu READ getMicroVu CONSTANT);
@@ -94,6 +96,7 @@ public:
 
 signals:
   void callErrorChanged (const QString &callError);
+  void isInConferenceChanged (bool status);
   void microMutedChanged (bool status);
   void recordingChanged (bool status);
   void statsUpdated ();
@@ -106,10 +109,17 @@ private:
   void stopAutoAnswerTimer () const;
 
   CallStatus getStatus () const;
+
   bool isOutgoing () const {
     return mCall->getDir() == linphone::CallDirOutgoing;
   }
 
+  bool isInConference () const {
+    return mIsInConference;
+  }
+
+  void updateIsInConference ();
+
   void acceptWithAutoAnswerDelay ();
 
   QString getCallError () const;
@@ -139,6 +149,8 @@ private:
 
   QString iceStateToString (linphone::IceState state) const;
 
+  bool mIsInConference = false;
+
   bool mPausedByRemote = false;
   bool mPausedByUser = false;
   bool mRecording = false;
diff --git a/linphone-desktop/src/components/calls/CallsListModel.cpp b/linphone-desktop/src/components/calls/CallsListModel.cpp
index 84b009016..a8361c38e 100644
--- a/linphone-desktop/src/components/calls/CallsListModel.cpp
+++ b/linphone-desktop/src/components/calls/CallsListModel.cpp
@@ -37,15 +37,18 @@ using namespace std;
 
 // =============================================================================
 
-inline QList<CallModel *>::iterator findCallModel (
-  QList<CallModel *> &list,
-  const shared_ptr<linphone::Call> &call
-) {
-  return find_if(
-    list.begin(), list.end(), [call](CallModel *callModel) {
-      return call == callModel->getCall();
-    }
-  );
+inline int findCallIndex (QList<CallModel *> &list, const shared_ptr<linphone::Call> &call) {
+  auto it = find_if(list.begin(), list.end(), [call](CallModel *callModel) {
+        return call == callModel->getCall();
+      });
+
+  Q_ASSERT(it != list.end());
+
+  return static_cast<int>(distance(list.begin(), it));
+}
+
+inline int findCallIndex (QList<CallModel *> &list, const CallModel &callModel) {
+  return findCallIndex(list, callModel.getCall());
 }
 
 // -----------------------------------------------------------------------------
@@ -136,7 +139,7 @@ void CallsListModel::handleCallStateChanged (const std::shared_ptr<linphone::Cal
       break;
 
     case linphone::CallStateStreamsRunning: {
-      int index = static_cast<int>(distance(mList.begin(), findCallModel(mList, call)));
+      int index = findCallIndex(mList, call);
       emit callRunning(index, &call->getData<CallModel>("call-model"));
     }
     break;
@@ -173,11 +176,17 @@ void CallsListModel::addCall (const shared_ptr<linphone::Call> &call) {
     App::smartShowWindow(App::getInstance()->getCallsWindow());
 
   CallModel *callModel = new CallModel(call);
-
   qInfo() << QStringLiteral("Add call:") << callModel;
-
   App::getInstance()->getEngine()->setObjectOwnership(callModel, QQmlEngine::CppOwnership);
 
+  // This connection is (only) useful for `CallsListProxyModel`.
+  QObject::connect(
+    callModel, &CallModel::isInConferenceChanged, this, [this, callModel](bool) {
+      int id = findCallIndex(mList, *callModel);
+      emit dataChanged(index(id, 0), index(id, 0));
+    }
+  );
+
   int row = mList.count();
 
   beginInsertRows(QModelIndex(), row, row);
diff --git a/linphone-desktop/src/components/calls/CallsListProxyModel.cpp b/linphone-desktop/src/components/calls/CallsListProxyModel.cpp
index acbcfe0c3..29ca35150 100644
--- a/linphone-desktop/src/components/calls/CallsListProxyModel.cpp
+++ b/linphone-desktop/src/components/calls/CallsListProxyModel.cpp
@@ -45,5 +45,5 @@ bool CallsListProxyModel::filterAcceptsRow (int sourceRow, const QModelIndex &so
   const QModelIndex &index = sourceModel()->index(sourceRow, 0, sourceParent);
   shared_ptr<linphone::Call> call = index.data().value<CallModel *>()->getCall();
 
-  return call->getConference() != nullptr;
+  return call->getConference() == nullptr;
 }