diff --git a/requirements.txt b/requirements.txt
index 9eea687349c6..cbfb836f88d1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,4 +18,5 @@ Pillow
 coverage
 flake8
 numpy
-pre-commit
\ No newline at end of file
+pre-commit
+black
\ No newline at end of file