diff --git a/.config/emacs/init.el b/.config/emacs/init.el
index bea332b..0b62b17 100644
--- a/.config/emacs/init.el
+++ b/.config/emacs/init.el
@@ -186,6 +186,17 @@
 (use-package org-contacts
   :after org-contrib)
 
+(use-package deflate
+  :ensure (:repo "https://github.com/skuro/deflate"))
+(use-package plantuml-mode
+  :ensure (:repo "https://github.com/skuro/plantuml-mode")
+  :custom
+  (plantuml-default-exec-mode 'server)
+  (plantuml-server-url "http://localhost:8080")
+  :init
+  (add-to-list 'auto-mode-alist '("\\.plantuml\\'" . plantuml-mode))
+  )
+
 (use-package age
   :custom
   (age-default-identity "~/.age/key")