1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/shell.el b/lisp/shell.el
index 6129e5efc84..226bdf4d919 100644
--- a/lisp/shell.el
+++ b/lisp/shell.el
@@ -1208,7 +1208,7 @@ Returns t if successful."
          (cwd (file-name-as-directory (expand-file-name default-directory)))
          (ignored-extensions
           (and comint-completion-fignore
-               (mapconcat (function (lambda (x) (concat (regexp-quote x) "\\'")))
+               (mapconcat (lambda (x) (concat (regexp-quote x) "\\'"))
                           comint-completion-fignore "\\|")))
          (dir "") (comps-in-dir ())
          (file "") (abs-file-name "") (completions ()))