1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/international/quail.el b/lisp/international/quail.el
index af0dc4e8743..d10e215881b 100644
--- a/lisp/international/quail.el
+++ b/lisp/international/quail.el
@@ -2687,7 +2687,8 @@ KEY BINDINGS FOR CONVERSION
     key-list))
 
 (defun quail-find-key (char)
-  "Return a list of keys to type to input CHAR in the current input method."
+  "Return a list of keys to type to input CHAR in the current input method.
+If CHAR is an ASCII character and can be input by typing itself, return t."
   (let ((decode-map (or (quail-decode-map)
                         (setcar (nthcdr 10 quail-current-package)
                                 (quail-gen-decode-map))))