diff --git a/ftplugin/hblang.vim b/ftplugin/hblang.vim
index 9cb4ab3..2e07215 100644
--- a/ftplugin/hblang.vim
+++ b/ftplugin/hblang.vim
@@ -1 +1,16 @@
 setlocal commentstring=//\ %s
+
+function Hbformat()
+	silent! !hbc --fmt-stdout <afile>
+	if v:shell_error
+		echom "Errors in file"
+		!hbc --fmt-stdout <afile>
+	else
+		silent! %!hbc --fmt-stdout <afile>
+	endif
+endfunction
+
+augroup hblang_group
+		autocmd!
+		autocmd BufWritePost *.hb :call Hbformat()
+augroup END