diff --git a/runtime/ftplugin/odin.vim b/runtime/ftplugin/odin.vim
new file mode 100644
index 0000000..9d94a57
--- /dev/null
+++ b/runtime/ftplugin/odin.vim
@@ -0,0 +1,20 @@
+vim9script
+
+# Vim filetype plugin file
+# Language: Odin
+# Maintainer: Maxim Kim <habamax@gmail.com>
+# Website: https://github.com/habamax/vim-odin
+# Last Change: 2024-01-15
+
+if exists("b:did_ftplugin")
+    finish
+endif
+b:did_ftplugin = 1
+
+b:undo_ftplugin = 'setlocal commentstring<'
+      \ .. '| setlocal comments<'
+      \ .. '| setlocal suffixesadd<'
+
+setlocal suffixesadd=.odin
+setlocal commentstring=//%s
+setlocal comments=s1:/*,mb:*,ex:*/,://