diff --git a/requirements.txt b/requirements.txt
index 977fb9a2..be3afc15 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,6 +27,7 @@ Unidecode==1.2.0
 urllib3==1.26.5
 wheel
 zipp==3.4.0
+black
 -e ./src/core
 -e ./src/zos_console
 -e ./src/zos_files