diff --git a/src/dolphinmainwindow.cpp b/src/dolphinmainwindow.cpp
index 80c6aa320e..e9c0c3813f 100644
--- a/src/dolphinmainwindow.cpp
+++ b/src/dolphinmainwindow.cpp
@@ -178,8 +178,6 @@ DolphinMainWindow::DolphinMainWindow() :
 
     if (firstRun) {
         menuBar()->setVisible(false);
-        // Assure a proper default size if Dolphin runs the first time
-        resize(760, 550);
     }
 
     const bool showMenu = !menuBar()->isHidden();
@@ -2412,6 +2410,12 @@ bool DolphinMainWindow::eventFilter(QObject* obj, QEvent* event)
     return false;
 }
 
+// Set a sane initial window size
+QSize DolphinMainWindow::sizeHint() const
+{
+    return KXmlGuiWindow::sizeHint().expandedTo(QSize(760, 550));
+}
+
 void DolphinMainWindow::saveNewToolbarConfig()
 {
     KXmlGuiWindow::saveNewToolbarConfig(); // Applies the new config. This has to be called first
diff --git a/src/dolphinmainwindow.h b/src/dolphinmainwindow.h
index 40101852ba..3c83b21789 100644
--- a/src/dolphinmainwindow.h
+++ b/src/dolphinmainwindow.h
@@ -225,6 +225,9 @@ protected:
     /** Handles QWhatsThisClickedEvent and passes all others on. */
     bool eventFilter(QObject*, QEvent*) override;
 
+    /** Sets a sane initial window size **/
+    QSize sizeHint() const override;
+
 protected Q_SLOTS:
     /**
      * Calls the base method KXmlGuiWindow::saveNewToolbarConfig().