diff --git a/requirements.dev.txt b/requirements.dev.txt
index bc5b50f..e4a28c1 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,8 +1,8 @@
 autoflake
-black
+black==23.11.0
 httpx
 isort
 pytest
 pytest-cov
 pytest-mock
-auth-lib-profcomff[testing]
\ No newline at end of file
+auth-lib-profcomff[testing]