Require Emacs 25.1

README.md

@@ -26,7 +26,7 @@ be referred to as the `.emacs` file.
 Installation
 ------------
 
-GNU Emacs version 24 or later is officially supported.  It may work
+GNU Emacs version 25.1 or later is officially supported.  It may work
 with other Emacsen, but we don't have the resources to support other
 versions.
 

purescript-mode-pkg.el.in

@@ -1,2 +1,2 @@
 (define-package "purescript-mode" "@VERSION@" "A PureScript editing mode"
-  '((emacs "24") (cl-lib "0.6")))
+  '((emacs "25.1")))

purescript-mode.el

@@ -74,9 +74,9 @@ When MESSAGE is non-nil, display a message with the version."
   (interactive)
   (with-current-buffer (find-file-read-only (expand-file-name "NEWS" purescript-mode-pkg-base-dir))
     (goto-char (point-min))
-    (hide-sublevels 1)
+    (outline-hide-sublevels 1)
     (outline-next-visible-heading 1)
-    (show-subtree)))
+    (outline-show-subtree)))
 
 (defgroup purescript nil
   "Major mode for editing PureScript programs."