diff --git a/patches/tablet-input/README.md b/patches/tablet-input/README.md
index 29cdc98..2047394 100644
--- a/patches/tablet-input/README.md
+++ b/patches/tablet-input/README.md
@@ -5,6 +5,7 @@ Inspired by @guyuming76's [branch](https://codeberg.org/guyuming76/dwl/commits/b
 - **Tablet area**: define the active drawing zone using the `tablet_pad` array
 `{x, y, width, height}`, values range from 0.0 to 1.0 (as a fraction of the
 tablet's full surface). Only input within this area is mapped to the screen.
+To make use of the full tablet surface, set the `tablet_pad` array to `(0.0, 0.0, 1.0, 1.0)`.
 - **Button bindings**: bind tablet pad and stylus buttons to compositor actions.
 
 ### Download