diff --git a/main.cpp b/main.cpp
--- a/main.cpp
+++ b/main.cpp
@@ -48,7 +48,8 @@
 #include <QCommandLineParser>
 #include <QQuickWindow>
 #include <QStandardPaths>
-#include <QtDBus>
+#include <QTranslator>
+#include <QLibraryInfo>
 
 // system
 #ifdef HAVE_UNISTD_H
@@ -257,17 +258,6 @@
     KLocalizedString::setApplicationDomain("kwin");
 }
 
-void Application::notifyKSplash()
-{
-    // Tell KSplash that KWin has started
-    QDBusMessage ksplashProgressMessage = QDBusMessage::createMethodCall(QStringLiteral("org.kde.KSplash"),
-                                                                            QStringLiteral("/KSplash"),
-                                                                            QStringLiteral("org.kde.KSplash"),
-                                                                            QStringLiteral("setStage"));
-    ksplashProgressMessage.setArguments(QList<QVariant>() << QStringLiteral("wm"));
-    QDBusConnection::sessionBus().asyncCall(ksplashProgressMessage);
-}
-
 void Application::createWorkspace()
 {
     // we want all QQuickWindows with an alpha buffer, do here as Workspace might create QQuickWindows
diff --git a/main_wayland.cpp b/main_wayland.cpp
--- a/main_wayland.cpp
+++ b/main_wayland.cpp
@@ -191,7 +191,6 @@
     }
     startSession();
     createWorkspace();
-    notifyKSplash();
 }
 
 void ApplicationWayland::continueStartupWithScene()
diff --git a/main_x11.h b/main_x11.h
--- a/main_x11.h
+++ b/main_x11.h
@@ -45,6 +45,7 @@
 private:
     void crashChecking();
     void setupCrashHandler();
+    void notifyKSplash();
 
     static void crashHandler(int signal);
 
diff --git a/main_x11.cpp b/main_x11.cpp
--- a/main_x11.cpp
+++ b/main_x11.cpp
@@ -47,6 +47,7 @@
 #include <QSurfaceFormat>
 #include <QVBoxLayout>
 #include <QX11Info>
+#include <QtDBus>
 
 // system
 #ifdef HAVE_UNISTD_H
@@ -313,6 +314,17 @@
     QTimer::singleShot(15 * 1000, this, SLOT(resetCrashesCount()));
 }
 
+void ApplicationX11::notifyKSplash()
+{
+    // Tell KSplash that KWin has started
+    QDBusMessage ksplashProgressMessage = QDBusMessage::createMethodCall(QStringLiteral("org.kde.KSplash"),
+                                                                            QStringLiteral("/KSplash"),
+                                                                            QStringLiteral("org.kde.KSplash"),
+                                                                            QStringLiteral("setStage"));
+    ksplashProgressMessage.setArguments(QList<QVariant>() << QStringLiteral("wm"));
+    QDBusConnection::sessionBus().asyncCall(ksplashProgressMessage);
+}
+
 void ApplicationX11::crashHandler(int signal)
 {
     crashes++;