diff --git a/requirements-dev.txt b/requirements-dev.txt
index af40f310..5f37e165 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -16,6 +16,7 @@ coverage >= 5.2
 flake8 >= 3.8
 flake8-import-order >= 0.18
 websocket-client >= 1.6.4
+black >= 24.4.2
 
 types-requests >= 2.31
 types-PyYAML >= 6.0