diff --git a/bal_tools/requirements-dev.txt b/bal_tools/requirements-dev.txt
index 5c5b7ab..1ef84b6 100644
--- a/bal_tools/requirements-dev.txt
+++ b/bal_tools/requirements-dev.txt
@@ -2,4 +2,4 @@ pytest-mock
 responses
 pytest-cov
 pytest==7.4.0
-black==22.10
+black==24.3.0