diff --git a/requirements-test.txt b/requirements-test.txt
index 799c806..fe57ff9 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,7 +1,7 @@
 pytest==6.2.*
 pytest-vcr==1.0.*
 pytest-cov==3.0.*
-black==22.3.0
+black==23.9.1
 isort==5.10.*
 flake8==4.0.*
 mypy==0.790