diff --git a/config.org b/config.org
index 2ec1f17..89028e7 100644
--- a/config.org
+++ b/config.org
@@ -764,7 +764,7 @@ Source: [[https://github.com/joaotavora/yasnippet][GitHub: joaotavora/yasnippet]
 
 An advanced Emacs support library for PDF files.
 
-Source: [[https://github.com/politza/pdf-tools][GitHub: politza/pdf-tools]]
+Source: [[https://github.com/vedang/pdf-tools][GitHub: vedang/pdf-tools]]
 
 #+begin_src emacs-lisp
 (use-package pdf-tools
@@ -895,6 +895,18 @@ When using a variable-pitch font this also applies to stuff like code blocks. Th
     :hook (org-mode . org-superstar-mode)))
 #+end_src
 
+** Org Appear Mode
+
+Toggle visibility of hidden Org mode element parts upon entering and leaving an element.
+
+- Source :: [[https://github.com/awth13/org-appear][GitHub: awth13/org-appear]]
+- Blog Post :: [[https://mmk2410.org/2022/02/05/my-emacs-package-of-the-week-org-appear/][My Emacs package of the week: org-appear]]
+
+#+begin_src emacs-lisp
+(use-package org-appear
+  :after org)
+#+end_src
+
 ** LaTeX-related settings
 
 Add =scratcl= KOMA-Script class as available LaTeX class.
@@ -1186,7 +1198,7 @@ Enable =flyspell-mode= and disable line numbers in org-agenda.
 
 ** Org Journal
 
-Until now I did not thing that I needed to keep a (personal) journal. But since I is recommended to keep a journal of whom you met due to the corona pandemic I started thinking about setting up one. Further use cases came then to my mind and so I decided to give it a try. Therefore the configuration is still in a very early state and may change quite soon.
+Until now I did not think that I needed to keep a (personal) journal. But since I is recommended to keep a journal of whom you met due to the corona pandemic I started thinking about setting up one. Further use cases came then to my mind and so I decided to give it a try. Therefore the configuration is still in a very early state and may change quite soon.
 
 #+begin_src emacs-lisp
 (use-package org-journal
@@ -1319,12 +1331,10 @@ Source: [[https://github.com/org-roam/org-roam-ui][GitHub: org-roam/org-roam-ui]
 
 #+begin_src emacs-lisp
 (use-package websocket
-  :disabled t
   :after org-roam)
 
 (use-package org-roam-ui
-  :disabled t
-  :after org-roam
+  :after (org-roam websocket)
   :config
   (setq org-roam-ui-sync-theme t
         org-roam-ui-follow t