diff --git a/requirements-test.txt b/requirements-test.txt
index 7a60c10..f6f22f6 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,7 +1,7 @@
 pytest==6.2.*
 pytest-cov==3.0.*
 pytest-vcr==1.0.*
-black==22.3.0
+black==23.9.1
 isort==5.7.*
 flake8==3.8.*
 mypy==0.812