diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7f9204c9..b6ddd91b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -150,7 +150,6 @@ include_directories(include/events/messages)
 
 qt5_wrap_ui (UI_HEADERS
     forms/ChatPage.ui
-    forms/MainWindow.ui
     forms/RoomList.ui
 )
 
diff --git a/forms/MainWindow.ui b/forms/MainWindow.ui
deleted file mode 100644
index 5549bad0..00000000
--- a/forms/MainWindow.ui
+++ /dev/null
@@ -1,42 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>MainWindow</class>
- <widget class="QMainWindow" name="MainWindow">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>1066</width>
-    <height>600</height>
-   </rect>
-  </property>
-  <property name="sizePolicy">
-   <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
-    <horstretch>0</horstretch>
-    <verstretch>0</verstretch>
-   </sizepolicy>
-  </property>
-  <property name="minimumSize">
-   <size>
-    <width>950</width>
-    <height>600</height>
-   </size>
-  </property>
-  <property name="font">
-   <font>
-    <family>Open Sans</family>
-    <stylestrategy>PreferAntialias</stylestrategy>
-   </font>
-  </property>
-  <property name="windowTitle">
-   <string notr="true"> nheko </string>
-  </property>
-  <property name="styleSheet">
-   <string notr="true">background-color: #f9f9f9</string>
-  </property>
-  <widget class="QWidget" name="centralWidget"/>
- </widget>
- <layoutdefault spacing="6" margin="11"/>
- <resources/>
- <connections/>
-</ui>
diff --git a/include/MainWindow.h b/include/MainWindow.h
index f1582f85..182b959a 100644
--- a/include/MainWindow.h
+++ b/include/MainWindow.h
@@ -30,11 +30,6 @@
 #include "SlidingStackWidget.h"
 #include "WelcomePage.h"
 
-namespace Ui
-{
-class MainWindow;
-}
-
 class MainWindow : public QMainWindow
 {
 	Q_OBJECT
@@ -59,9 +54,6 @@ private slots:
 	void removeOverlayProgressBar();
 
 private:
-	// The UI component of the main window.
-	Ui::MainWindow *ui_;
-
 	// The initial welcome screen.
 	WelcomePage *welcome_page_;
 
diff --git a/src/MainWindow.cc b/src/MainWindow.cc
index bc64198c..9a3a44ef 100644
--- a/src/MainWindow.cc
+++ b/src/MainWindow.cc
@@ -16,7 +16,6 @@
  */
 
 #include "MainWindow.h"
-#include "ui_MainWindow.h"
 
 #include <QLayout>
 #include <QNetworkReply>
@@ -24,15 +23,24 @@
 
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
-    , ui_(new Ui::MainWindow)
     , progress_modal_{nullptr}
     , spinner_{nullptr}
 {
-	ui_->setupUi(this);
+	QSizePolicy sizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
+	setSizePolicy(sizePolicy);
+	setWindowTitle("nheko");
+
+	resize(1066, 600);  // 16:9 ratio
+	setMinimumSize(QSize(950, 600));
+	setStyleSheet("background-color: #f9f9f9");
+
+	QFont font("Open Sans", 12);
+	font.setStyleStrategy(QFont::PreferAntialias);
+	setFont(font);
+
 	client_ = QSharedPointer<MatrixClient>(new MatrixClient("matrix.org"));
 
 	welcome_page_ = new WelcomePage(this);
-
 	login_page_ = new LoginPage(client_, this);
 	register_page_ = new RegisterPage(client_, this);
 	chat_page_ = new ChatPage(client_, this);
@@ -153,5 +161,4 @@ void MainWindow::showRegisterPage()
 
 MainWindow::~MainWindow()
 {
-	delete ui_;
 }