    ;; To use a local version of a package, use the `:location' property:
    ;; '(your-package :location "~/path/to/your-package/")
    ;; Also include the dependencies as they will not be resolved automatically.
-   dotspacemacs-additional-packages '(yasnippet-snippets)
+   dotspacemacs-additional-packages '(yasnippet-snippets
+                                      night-owl-theme)
 
    ;; A list of packages that cannot be updated.
    dotspacemacs-frozen-packages '()

   ;; List of themes, the first of the list is loaded when spacemacs starts.
   ;; Press `SPC T n' to cycle to the next theme in the list (works great
   ;; with 2 themes variants, one dark and one light)
   dotspacemacs-themes '(zenburn professional)

   ;; Set the theme for the Spaceline. Supported themes are `spacemacs',
   ;; `all-the-icons', `custom', `vim-powerline' and `vanilla'. The first three

                    ("bal" "%(binary) -f %(ledger-file) bal")
                    ("reg" "%(binary) -f %(ledger-file) reg")
                    ("payee" "%(binary) -f %(ledger-file) reg @%(payee)")
                    ("account" "%(binary) -f %(ledger-file) reg %(account)"))
   night-owl-evil-cursors
   '(("normal" night-owl-orange box)
     ("insert" night-owl-cursor (bar . 2))
     ("emacs" night-owl-cursor (bar . 2))
     ("hybrid" night-owl-cursor (bar . 2))
     ("replace" night-owl-gray (hbar . 2))
     ("evilified" night-owl-yellow box)
     ("visual" night-owl-gray (hbar . 2))
     ("motion" night-owl-violet box)
     ("lisp" night-owl-red box)
     ("iedit" night-owl-magenta box)
     ("iedit-insert" night-owl-magenta (bar . 2))))
  (add-hook 'makefile-mode-hook 'spacemacs//configure-makefile-mode)
  (add-hook 'doc-view-mode-hook 'auto-revert-mode)
  (add-hook 'ess-mode-hook (lambda () (ess-toggle-underscore nil)))
  (add-hook 'after-init-hook #'night-owl-update-evil-cursors)
  (add-hook 'spacemacs-post-theme-change-hook #'night-owl-update-evil-cursors))

;; Do not write anything past this comment. This is where Emacs will
;; auto-generate custom variable definitions.
