diff --git a/requirements-testing.txt b/requirements-testing.txt
index 902603e..cc42764 100644
--- a/requirements-testing.txt
+++ b/requirements-testing.txt
@@ -4,6 +4,6 @@ pytest-cov == 6.0.*
 pytest-timeout == 2.3.*
 pytest-xdist == 3.6.*
 types-PyYAML == 6.*
-black == 24.*
+black == 25.*
 ruff == 0.9.*
 mypy == 1.15.*