diff --git a/README.md b/README.md
index 97ba8a0..f1e002e 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Tidy will work on all buffers using only the basic installation shown above. No
 
 ```lua
 require("tidy").setup({
-    filetype_exclude = { "markdown", "python" },
+    filetype_exclude = { "markdown", "diff" },
 })
 ```