diff --git a/elfeed-show.el b/elfeed-show.el
index 4915cae..611d4c5 100644
--- a/elfeed-show.el
+++ b/elfeed-show.el
@@ -316,7 +316,7 @@ directory and saves all attachments in the chosen directory."
          (lambda ()
            (url-copy-file url path t))
          (lambda (_)
-           (message (format "%s downloaded" url)))))
+           (message "%s" (format "%s downloaded" url)))))
     (url-copy-file url path t)))
 
 (defun elfeed--get-enclosure-num (prompt entry &optional multi)