diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@
 
 find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED Core Widgets Svg)
 
-find_package(KF5 5.29 REQUIRED
+find_package(KF5 5.71 REQUIRED
     Archive
     Config
     CoreAddons
diff --git a/app/mainwindow.cpp b/app/mainwindow.cpp
--- a/app/mainwindow.cpp
+++ b/app/mainwindow.cpp
@@ -586,8 +586,10 @@
         QString message(xi18nc("@info", "Activity detected in monitored terminal in session \"%1\".",
             m_tabBar->tabTitle(session->id())));
 
-        KNotification::event(QLatin1String("activity"), message, QPixmap(), terminal->partWidget(),
-            KNotification::CloseWhenWidgetActivated);
+        KNotification *n = new KNotification(QLatin1String("activity"), KNotification::CloseWhenWidgetActivated);
+        n->setText(message);
+        n->setWindow(terminal->partWidget()->window()->windowHandle());
+        n->sendEvent();
     }
 }