diff --git a/init.lua b/init.lua
index 9266b7b..933b77d 100644
--- a/init.lua
+++ b/init.lua
@@ -52,7 +52,8 @@ vim.cmd [[
 
 	tnoremap <c-w>c <c-\><c-n><c-w>c
 
-        autocmd TextYankPost * silent! lua vim.highlight.on_yank {higroup='Visual', timeout=100}
+	autocmd TextYankPost * silent! lua vim.highlight.on_yank {higroup='Visual', timeout=100}
+	autocmd BufWritePost *.rs silent !cargo fmt >/dev/null 2>&1
 ]]
 
 vim.g.c_syntax_for_h = 1