diff --git a/docs/kittens/custom.rst b/docs/kittens/custom.rst
index 7e4e1aeae..1a386f65f 100644
--- a/docs/kittens/custom.rst
+++ b/docs/kittens/custom.rst
@@ -128,7 +128,7 @@ layout, by simply adding the line::
     boss.toggle_fullscreen()
 
 
-to the ``handle_result()`` function, above.
+To the ``handle_result()`` function, above.
 
 
 Debugging kittens