diff --git a/Source/OpenTK/Platform/MacOS/AglContext.cs b/Source/OpenTK/Platform/MacOS/AglContext.cs
index 55dd8d0f..8b98de1f 100644
--- a/Source/OpenTK/Platform/MacOS/AglContext.cs
+++ b/Source/OpenTK/Platform/MacOS/AglContext.cs
@@ -379,7 +379,7 @@ namespace OpenTK.Platform.MacOS
 
         public override void LoadAll()
         {
-            new OpenTK.Graphics.OpenGL.GL().LoadAll();
+            base.LoadAll();
         }
 
          private const string Library = "libdl.dylib";
diff --git a/Source/OpenTK/Platform/Windows/WinGLContext.cs b/Source/OpenTK/Platform/Windows/WinGLContext.cs
index fdf1024f..9933d653 100644
--- a/Source/OpenTK/Platform/Windows/WinGLContext.cs
+++ b/Source/OpenTK/Platform/Windows/WinGLContext.cs
@@ -205,10 +205,10 @@ namespace OpenTK.Platform.Windows
         public override void LoadAll()
         {
             Wgl.LoadAll();
-            new GL().LoadAll();
-
             vsync_supported = Wgl.Arb.SupportsExtension(this, "WGL_EXT_swap_control") &&
                 Wgl.Load("wglGetSwapIntervalEXT") && Wgl.Load("wglSwapIntervalEXT");
+
+            base.LoadAll();
         }
 
         #endregion
diff --git a/Source/OpenTK/Platform/X11/X11GLContext.cs b/Source/OpenTK/Platform/X11/X11GLContext.cs
index 4642ccb2..312133a2 100644
--- a/Source/OpenTK/Platform/X11/X11GLContext.cs
+++ b/Source/OpenTK/Platform/X11/X11GLContext.cs
@@ -269,10 +269,11 @@ namespace OpenTK.Platform.X11
 
         public override void LoadAll()
         {
-            new OpenTK.Graphics.OpenGL.GL().LoadAll();
             new Glx().LoadAll();
             vsync_supported = this.GetAddress("glXSwapIntervalSGI") != IntPtr.Zero;
             Debug.Print("Context supports vsync: {0}.", vsync_supported);
+
+            base.LoadAll();
         }
 
         #endregion