diff --git a/osu.Game.Tournament/TournamentGame.cs b/osu.Game.Tournament/TournamentGame.cs
index beef1e197d..4d7dd97e96 100644
--- a/osu.Game.Tournament/TournamentGame.cs
+++ b/osu.Game.Tournament/TournamentGame.cs
@@ -35,14 +35,19 @@ namespace osu.Game.Tournament
 
         public static readonly Color4 TEXT_COLOUR = Color4Extensions.FromHex("#fff");
         private Drawable heightWarning;
-        private Bindable<Size> windowSize;
+
         private Bindable<WindowMode> windowMode;
+        private readonly BindableSize windowSize = new BindableSize();
+
         private LoadingSpinner loadingSpinner;
 
         [BackgroundDependencyLoader]
         private void load(FrameworkConfigManager frameworkConfig, GameHost host)
         {
-            windowSize = frameworkConfig.GetBindable<Size>(FrameworkSetting.WindowedSize);
+            frameworkConfig.BindWith(FrameworkSetting.WindowedSize, windowSize);
+
+            windowSize.MinValue = new Size(TournamentSceneManager.REQUIRED_WIDTH, TournamentSceneManager.STREAM_AREA_HEIGHT);
+
             windowMode = frameworkConfig.GetBindable<WindowMode>(FrameworkSetting.WindowMode);
 
             Add(loadingSpinner = new LoadingSpinner(true, true)
diff --git a/osu.Game.Tournament/TournamentSceneManager.cs b/osu.Game.Tournament/TournamentSceneManager.cs
index 945593ba32..123b0f4d44 100644
--- a/osu.Game.Tournament/TournamentSceneManager.cs
+++ b/osu.Game.Tournament/TournamentSceneManager.cs
@@ -38,11 +38,14 @@ namespace osu.Game.Tournament
         private Container screens;
         private TourneyVideo video;
 
-        public const float CONTROL_AREA_WIDTH = 200;
+        public const int CONTROL_AREA_WIDTH = 200;
 
-        public const float STREAM_AREA_WIDTH = 1366;
+        public const int STREAM_AREA_WIDTH = 1366;
+        public const int STREAM_AREA_HEIGHT = (int)(STREAM_AREA_WIDTH / ASPECT_RATIO);
 
-        public const double REQUIRED_WIDTH = CONTROL_AREA_WIDTH * 2 + STREAM_AREA_WIDTH;
+        public const float ASPECT_RATIO = 16 / 9f;
+
+        public const int REQUIRED_WIDTH = CONTROL_AREA_WIDTH * 2 + STREAM_AREA_WIDTH;
 
         [Cached]
         private TournamentMatchChatDisplay chat = new TournamentMatchChatDisplay();
@@ -65,7 +68,7 @@ namespace osu.Game.Tournament
                     RelativeSizeAxes = Axes.Y,
                     X = CONTROL_AREA_WIDTH,
                     FillMode = FillMode.Fit,
-                    FillAspectRatio = 16 / 9f,
+                    FillAspectRatio = ASPECT_RATIO,
                     Anchor = Anchor.TopLeft,
                     Origin = Anchor.TopLeft,
                     Width = STREAM_AREA_WIDTH,