1 files changed, 3 insertions, 0 deletions
diff --git a/config.vim b/config.vim
index b48dc5a9..2b36a56a 100644
--- a/config.vim
+++ b/config.vim
@@ -71,6 +71,9 @@ augroup filetypedetect
 
   "jinja
   autocmd BufNewFile,BufRead *.jinja2,*.j2,*.jinja,*.nunjucks,*.nunjs,*.njk set ft=jinja
+
+  "mdx
+  autocmd BufNewFile,BufRead *.mdx set filetype=markdown.mdx
 augroup END
 
 " Fix for https://github.com/sheerun/vim-polyglot/issues/236#issuecomment-387984954