;; This package provides Quarter Plane mode, a minor mode which
;; provides Picture mode style editing (treating the screen as a
;; semi-infinite quarter-plane). Unlike Picture mode, it is a minor
-;; modes (see the Emacs manual for the documentation of Picture mode).
+;; mode (see the Emacs manual for the documentation of Picture mode).
;; Type M-x quarter-plane-mode to enable Quarter Plane mode in the
;; current buffer, and M-x global-quarter-plane-mode to enable it
;; globally.