diff --git a/programs/nvim/ftdetect/javascript.vim b/programs/nvim/ftdetect/javascript.vim
new file mode 100644
index 0000000..64e78a8
--- /dev/null
+++ b/programs/nvim/ftdetect/javascript.vim
@@ -0,0 +1 @@
+au BufNewFile,BufRead *.mjs setfiletype javascript
diff --git a/programs/nvim/ftdetect/typescript.vim b/programs/nvim/ftdetect/typescript.vim
new file mode 100644
index 0000000..d6856b1
--- /dev/null
+++ b/programs/nvim/ftdetect/typescript.vim
@@ -0,0 +1 @@
+au BufNewFile,BufRead *.mts setfiletype typescript