diff --git a/dev-requirements.txt b/dev-requirements.txt
index 6a4aec12d..fc0072b51 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -5,7 +5,7 @@ git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-tests-adapter&subdirectory=
 
 # if version 1.x or greater -> pin to major version
 # if version 0.x -> pin to minor
-black~=23.7
+black~=23.9
 bumpversion~=0.6.0
 click~=8.1
 flake8~=6.1;python_version>="3.8"