diff --git a/cl-xdg-trash/url-encode.lisp b/cl-xdg-trash/url-encode.lisp
index f7e929e..b6dd048 100644
--- a/cl-xdg-trash/url-encode.lisp
+++ b/cl-xdg-trash/url-encode.lisp
@@ -15,9 +15,6 @@
             (and (>= code (char-code #\0))
                  (<= code (char-code #\9)))))))
 
-(deftype utf-8-code-point ()
-  '(integer 0 #x10FFFF))
-
 (deftype utf-8-middle-byte ()
   '(integer #b10000000 #b10111111))