diff --git a/Source/OpenTK/Platform/IGLControl.cs b/Source/OpenTK/Platform/IGLControl.cs
index 5f2bf974..d5461e7c 100644
--- a/Source/OpenTK/Platform/IGLControl.cs
+++ b/Source/OpenTK/Platform/IGLControl.cs
@@ -12,7 +12,7 @@ using OpenTK.OpenGL;
 
 namespace OpenTK.Platform
 {
-    public interface IGLControl : IDisposable
+    public interface IGLControl
     {
         bool IsIdle { get; }
         bool Fullscreen { get; set; }
diff --git a/Source/OpenTK/Platform/INativeGLWindow.cs b/Source/OpenTK/Platform/INativeGLWindow.cs
index aa08ad84..f4e4f72b 100644
--- a/Source/OpenTK/Platform/INativeGLWindow.cs
+++ b/Source/OpenTK/Platform/INativeGLWindow.cs
@@ -13,7 +13,7 @@ namespace OpenTK.Platform
     /// <summary>
     /// This interface supports OpenTK, and is not intended for use by OpenTK programs.
     /// </summary>
-    interface INativeGLWindow : IGLControl, IResizable
+    interface INativeGLWindow : IGLControl, IResizable, IDisposable
     {
         void CreateWindow(DisplayMode mode);
         void DestroyWindow();