diff --git a/src/MiniTK/Graphics/OpenGL/GL.cs b/src/MiniTK/Graphics/OpenGL/GL.cs
index 6e51c20..e9f498b 100644
--- a/src/MiniTK/Graphics/OpenGL/GL.cs
+++ b/src/MiniTK/Graphics/OpenGL/GL.cs
@@ -114563,43 +114563,6 @@ namespace OpenTK.Graphics.OpenGL
                 #endif
             }
 
-            /// <summary>[requires: EXT_framebuffer_blit]
-            /// Copy a block of pixels from the read framebuffer to the draw framebuffer
-            /// </summary>
-            /// <param name="srcX0">
-            /// <para>
-            /// Specify the bounds of the source rectangle within the read buffer of the read framebuffer.
-            /// </para>
-            /// </param>
-            /// <param name="dstX0">
-            /// <para>
-            /// Specify the bounds of the destination rectangle within the write buffer of the write framebuffer.
-            /// </para>
-            /// </param>
-            /// <param name="mask">
-            /// <para>
-            /// The bitwise OR of the flags indicating which buffers are to be copied. The allowed flags are GL_COLOR_BUFFER_BIT, GL_DEPTH_BUFFER_BIT and GL_STENCIL_BUFFER_BIT.
-            /// </para>
-            /// </param>
-            /// <param name="filter">
-            /// <para>
-            /// Specifies the interpolation to be applied if the image is stretched. Must be GL_NEAREST or GL_LINEAR.
-            /// </para>
-            /// </param>
-            [AutoGenerated(Category = "EXT_framebuffer_blit", Version = "1.5", EntryPoint = "glBlitFramebufferEXT")]
-            public static
-            void BlitFramebuffer(Int32 srcX0, Int32 srcY0, Int32 srcX1, Int32 srcY1, Int32 dstX0, Int32 dstY0, Int32 dstX1, Int32 dstY1, OpenTK.Graphics.OpenGL.ClearBufferMask mask, OpenTK.Graphics.OpenGL.ExtFramebufferBlit filter)
-            {
-#if DEBUG
-                using (new ErrorHelper(GraphicsContext.CurrentContext))
-                {
-#endif
-                Delegates.glBlitFramebufferEXT((Int32)srcX0, (Int32)srcY0, (Int32)srcX1, (Int32)srcY1, (Int32)dstX0, (Int32)dstY0, (Int32)dstX1, (Int32)dstY1, (OpenTK.Graphics.OpenGL.ClearBufferMask)mask, (OpenTK.Graphics.OpenGL.ExtFramebufferBlit)filter);
-#if DEBUG
-                }
-#endif
-            }
-
             
         /// <summary>[requires: EXT_framebuffer_blit]
         /// Copy a block of pixels from the read framebuffer to the draw framebuffer
@@ -194029,4 +193992,4 @@ namespace OpenTK.Graphics.OpenGL
 }
 
 // flibit added this!
-#pragma warning restore 3021
\ No newline at end of file
+#pragma warning restore 3021
diff --git a/src/MiniTK/Graphics/OpenGL/GLDelegates.cs b/src/MiniTK/Graphics/OpenGL/GLDelegates.cs
index c2af7be..b35aaae 100644
--- a/src/MiniTK/Graphics/OpenGL/GLDelegates.cs
+++ b/src/MiniTK/Graphics/OpenGL/GLDelegates.cs
@@ -369,8 +369,6 @@ namespace OpenTK.Graphics.OpenGL
             internal delegate void BlitFramebuffer(Int32 srcX0, Int32 srcY0, Int32 srcX1, Int32 srcY1, Int32 dstX0, Int32 dstY0, Int32 dstX1, Int32 dstY1, OpenTK.Graphics.OpenGL.ClearBufferMask mask, OpenTK.Graphics.OpenGL.BlitFramebufferFilter filter);
             internal static BlitFramebuffer glBlitFramebuffer;
             [System.Security.SuppressUnmanagedCodeSecurity()]
-            internal delegate void BlitFramebufferEXT(Int32 srcX0, Int32 srcY0, Int32 srcX1, Int32 srcY1, Int32 dstX0, Int32 dstY0, Int32 dstX1, Int32 dstY1, OpenTK.Graphics.OpenGL.ClearBufferMask mask, OpenTK.Graphics.OpenGL.ExtFramebufferBlit filter);
-            [System.Security.SuppressUnmanagedCodeSecurity()]
             internal delegate void BlitFramebufferEXT(Int32 srcX0, Int32 srcY0, Int32 srcX1, Int32 srcY1, Int32 dstX0, Int32 dstY0, Int32 dstX1, Int32 dstY1, OpenTK.Graphics.OpenGL.ClearBufferMask mask, OpenTK.Graphics.OpenGL.BlitFramebufferFilter filter);
             internal static BlitFramebufferEXT glBlitFramebufferEXT;
             [System.Security.SuppressUnmanagedCodeSecurity()]