        'buffer (current-buffer)
        'keymap (let ((map (make-sparse-keymap)))
                  (define-key map [mouse-1] 'push-button)
+                 (define-key map (kbd "RET") 'push-button)
                  map)
        'action (lambda (&rest ignore)
                  (pop intero-help-entries)

       'buffer (current-buffer)
       'keymap (let ((map (make-sparse-keymap)))
                 (define-key map [mouse-1] 'push-button)
                 map)
       'action (lambda (&rest ignore)
                 (setq intero-help-entries

                   (intero-help-refresh)))
       'keymap (let ((map (make-sparse-keymap)))
                 (define-key map [mouse-1] 'push-button)
                 (define-key map (kbd "RET") 'push-button)
                 map))
      (insert " ")
      (insert-text-button
