diff --git a/ftdetect/json.lua b/ftdetect/json.lua
new file mode 100644
index 00000000..9824e3e4
--- /dev/null
+++ b/ftdetect/json.lua
@@ -0,0 +1,3 @@
+vim.cmd [[
+ au BufRead,BufNewFile tsconfig.json set filetype=jsonc
+]]