diff --git a/README.md b/README.md
index 583996a..391fc8b 100644
--- a/README.md
+++ b/README.md
@@ -212,6 +212,7 @@ p | toggle perspective warping (quad surfaces only)
 s | Save composition
 l | Hide/show layer panel
 z | Undo
+x | Reboot (Raspberry Pi only)
 BACKSPACE ('\' via SSH) | Delete surface.
 SPACE | Toggle pause for video sources (texture and projection mapping modes)
 TAB | Select next source (no need to use the source selection interface)