diff --git a/ftdetect/avro.vim b/ftdetect/avro.vim
new file mode 100644
index 0000000..617ba0a
--- /dev/null
+++ b/ftdetect/avro.vim
@@ -0,0 +1 @@
+autocmd BufNewFile,BufRead *.avdl setlocal filetype=avro-idl