diff --git a/README.md b/README.md
index 7a5e29b0..98f2382c 100644
--- a/README.md
+++ b/README.md
@@ -267,6 +267,7 @@ Todo
  - DX11: MSAA.
  - Fullscreen mode.
  - GL/DX11: Add support for ARB_depth_clamp, DepthBiasClamp.
+ - GL/GLES3: Add support for GL_ARB_sampler_objects.
  - Primitive scissor.
 
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