diff --git a/modules/prelude-shell.el b/modules/prelude-shell.el
new file mode 100644
index 0000000..b28eeab
--- /dev/null
+++ b/modules/prelude-shell.el
@@ -0,0 +1,51 @@
+;;; prelude-shell.el --- Emacs Prelude: sh-mode configuration.
+;;
+;; Copyright © 2011-2014 Bozhidar Batsov
+;;
+;; Author: Bozhidar Batsov <bozhidar@batsov.com>
+;; URL: https://github.com/bbatsov/prelude
+;; Version: 1.0.0
+;; Keywords: convenience
+
+;; This file is not part of GNU Emacs.
+
+;;; Commentary:
+
+;; Some basic configuration for cc-mode and the modes derived from it.
+
+;;; License:
+
+;; This program is free software; you can redistribute it and/or
+;; modify it under the terms of the GNU General Public License
+;; as published by the Free Software Foundation; either version 3
+;; of the License, or (at your option) any later version.
+;;
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs; see the file COPYING.  If not, write to the
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+
+;;; Code:
+
+(require 'sh-script)
+
+;; recognize pretzo files as zsh scripts
+(defvar prelude-pretzo-files '("zlogin" "zlogin" "zlogout" "zpretzorc" "zprofile" "zshenv" "zshrc"))
+
+(mapc (lambda (file)
+        (add-to-list 'auto-mode-alist `(,(format "\\%s\\'" file) . sh-mode)))
+      prelude-pretzo-files)
+
+(add-hook 'sh-mode-hook
+          (lambda ()
+            (if (and buffer-file-name
+                     (member (file-name-nondirectory buffer-file-name) prelude-pretzo-files))
+                (sh-set-shell "zsh"))))
+
+(provide 'prelude-shell)
+;;; prelude-shell.el ends here
diff --git a/sample/prelude-modules.el b/sample/prelude-modules.el
index 73e3ef7..8dea72e 100644
--- a/sample/prelude-modules.el
+++ b/sample/prelude-modules.el
@@ -23,6 +23,7 @@
 ;; (require 'prelude-ruby)
 ;; (require 'prelude-scala)
 (require 'prelude-scheme)
+(require 'prelude-shell)
 ;; (require 'prelude-scss)
 ;; (require 'prelude-web) ;; Emacs mode for web templates
 (require 'prelude-xml)