diff --git a/README.md b/README.md
index ee4bb965b..9eebb79e4 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ For installation on desktops, see [the installation instruction](https://ebiten.
 
 ## Features
 
-* 2D Graphics (Geometry/Color matrix transformation, Various composition modes, Offscreen rendering, Fullscreen, Text rendering, Automatic batches, Automatic texture atlas)
+* 2D Graphics (Geometry/Color matrix transformation, Various composition modes, Offscreen rendering, Fullscreen, Text rendering, Automatic batches, Automatic texture atlas, Custom shaders)
 * Input (Mouse, Keyboard, Gamepads, Touches)
 * Audio (Ogg/Vorbis, MP3, WAV, PCM)