Once again, I am stupid

src/Ryujinx/AppHost.cs

@@ -311,7 +311,7 @@ namespace Ryujinx.Ava
                 Device.VSyncMode = e.NewValue;
                 Device.UpdateVSyncInterval();
             }
-            _renderer.Window?.ChangeVSyncMode((Ryujinx.Graphics.GAL.VSyncMode)e.NewValue);
+            _renderer.Window?.ChangeVSyncMode(e.NewValue);
 
             _viewModel.ShowCustomVSyncIntervalPicker = (e.NewValue == VSyncMode.Custom);
         }
@@ -1074,7 +1074,7 @@ namespace Ryujinx.Ava
                 Device.Gpu.SetGpuThread();
                 Device.Gpu.InitializeShaderCache(_gpuCancellationTokenSource.Token);
 
-                _renderer.Window.ChangeVSyncMode((Ryujinx.Graphics.GAL.VSyncMode)Device.VSyncMode);
+                _renderer.Window.ChangeVSyncMode(Device.VSyncMode);
 
                 while (_isActive)
                 {