diff --git a/README.md b/README.md
index 192f47e..5f4e14a 100644
--- a/README.md
+++ b/README.md
@@ -544,6 +544,8 @@ other file.
 If you're running with `--verbose`, you will see a blue message if
 a file was found and used.
 
+Please note `blackd` will not use `pyproject.toml` configuration. 
+
 
 ### Configuration format