diff --git a/README.md b/README.md
index 97fd003..ce0d15c 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ It works by adding control points and selecting a stroke type. So clicking the c
 
 - `ctrl+n` New canvas.
 - `alt+click` Erase target stroke.
+- `ctrl+enter` Toggle Fullscreen.
 
 ## License