diff --git a/lisp/apropos.el b/lisp/apropos.el
index e7e8955afe8..9debdfb19ce 100644
--- a/lisp/apropos.el
+++ b/lisp/apropos.el
@@ -27,8 +27,7 @@
 
 ;; The ideas for this package were derived from the C code in
 ;; src/keymap.c and elsewhere.  The functions in this file should
-;; always be byte-compiled for speed.  Someone should rewrite this in
-;; C (as part of src/keymap.c) for speed.
+;; always be byte-compiled for speed.
 
 ;; The idea for super-apropos is based on the original implementation
 ;; by Lynn Slater <lrs@esl.com>.