diff --git a/lua/plugins.lua b/lua/plugins.lua
index 60c4a13..5440238 100644
--- a/lua/plugins.lua
+++ b/lua/plugins.lua
@@ -232,5 +232,6 @@ return require("packer").startup(
         vim.cmd("let g:coq_settings = { 'auto_start': v:true, 'keymaps': {'manual_completion': '<c-f>'} }")
       end
     }
+    use "aklt/plantuml-syntax"
   end
 )