diff --git a/requirements-dev.txt b/requirements-dev.txt
index 769ec5b..4d75034 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@ python-dateutil>=2.8.2
 pre-commit==2.21.0
 autoflake==2.3.3
 isort==5.13.2
-black==26.3.1
+black==26.5.1
 flake8==7.3.0
 twine==3.8.0
 parameterized==0.9.0