diff --git a/CMakeLists.txt b/CMakeLists.txt
index 10fe66daa..3c4689ff5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,7 +15,7 @@ set(RELEASE_SERVICE_VERSION "${RELEASE_SERVICE_VERSION_MAJOR}.${RELEASE_SERVICE_
 project(NeoChat VERSION ${RELEASE_SERVICE_VERSION})
 
 set(KF_MIN_VERSION "6.17")
-set(QT_MIN_VERSION "6.5")
+set(QT_MIN_VERSION "6.8")
 
 find_package(ECM ${KF_MIN_VERSION} REQUIRED NO_MODULE)
 
diff --git a/patches/0001-Revert-Bump-KF6-dependency-version.patch b/patches/0001-Revert-Bump-KF6-dependency-version.patch
index 08243fd09..29d9dce67 100644
--- a/patches/0001-Revert-Bump-KF6-dependency-version.patch
+++ b/patches/0001-Revert-Bump-KF6-dependency-version.patch
@@ -20,7 +20,7 @@ index 10fe66daa..cd063113d 100644
  
 -set(KF_MIN_VERSION "6.17")
 +set(KF_MIN_VERSION "6.12")
- set(QT_MIN_VERSION "6.5")
+ set(QT_MIN_VERSION "6.8")
  
  find_package(ECM ${KF_MIN_VERSION} REQUIRED NO_MODULE)
 -- 
diff --git a/src/app/controller.cpp b/src/app/controller.cpp
index 3ff0e692e..d3e4b1a6a 100644
--- a/src/app/controller.cpp
+++ b/src/app/controller.cpp
@@ -38,14 +38,6 @@
 #include "trayicon_sni.h"
 #endif
 
-#if QT_VERSION < QT_VERSION_CHECK(6, 6, 0)
-#ifndef Q_OS_ANDROID
-#include <QDBusConnection>
-#include <QDBusInterface>
-#include <QDBusMessage>
-#endif
-#endif
-
 #ifdef HAVE_KUNIFIEDPUSH
 #include <kunifiedpush/connector.h>
 #endif
@@ -336,30 +328,7 @@ void Controller::clearInvitationNotification(const QString &roomId)
 
 void Controller::updateBadgeNotificationCount(int count)
 {
-#if QT_VERSION < QT_VERSION_CHECK(6, 6, 0)
-#ifndef Q_OS_ANDROID
-    // copied from Telegram desktop
-    const auto launcherUrl = "application://org.kde.neochat.desktop"_L1;
-    // Gnome requires that count is a 64bit integer
-    const qint64 counterSlice = std::min(count, 9999);
-    QVariantMap dbusUnityProperties;
-
-    if (counterSlice > 0) {
-        dbusUnityProperties["count"_L1] = counterSlice;
-        dbusUnityProperties["count-visible"_L1] = true;
-    } else {
-        dbusUnityProperties["count-visible"_L1] = false;
-    }
-
-    auto signal = QDBusMessage::createSignal("/com/canonical/unity/launcherentry/neochat"_L1, "com.canonical.Unity.LauncherEntry"_L1, "Update"_L1);
-
-    signal.setArguments({launcherUrl, dbusUnityProperties});
-
-    QDBusConnection::sessionBus().send(signal);
-#endif // Q_OS_ANDROID
-#else
     qGuiApp->setBadgeNumber(count);
-#endif // QT_VERSION_CHECK(6, 6, 0)
 }
 
 bool Controller::isFlatpak() const