diff --git a/README.md b/README.md
index 684b8fc..39e555a 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,12 @@ Then save your beautiful work by taking a screenshot.
 
 ## Details
 
+* Draw arrows:
+
+ Intersect two lines and curve the second thanks to the `Ctrl` key.
+
+ ![How to draw an arrow](https://framagit.org/abakkk/DrawOnYourScreen/uploads/af8f96d33cfeff49bb922a1ef9f4a4ce/arrow-screencast.webm)
+
 * Screenshot Tool extension:
 
  [Screenshot Tool](https://extensions.gnome.org/extension/1112/screenshot-tool/) is a convenient extension to “create, copy, store and upload screenshots”. To use it while drawing mode is active, toggle the area selection mode thanks to the Screenshot Tool shortcut (`Super + F11` by default, see its preferences) and **hold** the `space` key when selecting the area with pointer to avoid drawing.