diff --git a/dotfiles/emacs.d/README.org b/dotfiles/emacs.d/README.org
index c2ce1e3f..8d64c4fb 100644
--- a/dotfiles/emacs.d/README.org
+++ b/dotfiles/emacs.d/README.org
@@ -2949,14 +2949,18 @@ This mode seems to be better maintained than plantuml-mode
   :mode ("\\.puml\\'" "\\.plantuml\\'")
   :preface
   (progn
-    (if (equal system-type 'darwin)
-        (let* ((plantuml-dir
-                (s-trim (shell-command-to-string "brew --prefix plantuml")))
-               (filename
-                (--first (s-ends-with? ".jar" it) (directory-files plantuml-dir)))
-                (filepath (imalison:join-paths plantuml-dir filename)))
-          (setq puml-plantuml-jar-path filepath
-                org-plantuml-jar-path filepath)))
+    (cond ((equal system-type 'darwin)
+           (let* ((plantuml-dir
+                   (s-trim (shell-command-to-string "brew --prefix plantuml")))
+                  (filename
+                   (--first (s-ends-with? ".jar" it) (directory-files plantuml-dir)))
+                  (filepath (imalison:join-paths plantuml-dir filename)))
+             (setq puml-plantuml-jar-path filepath
+                   org-plantuml-jar-path filepath)))
+          ((equal system-type 'gnu/linux)
+           (let ((filepath "/opt/plantuml/plantuml.jar"))
+             (setq puml-plantuml-jar-path filepath
+                   org-plantuml-jar-path filepath))))
     (add-to-list
      'org-src-lang-modes '("plantuml" . puml))))
 #+END_SRC