diff --git a/tests/test_docker.sh b/tests/test_docker.sh
index 007f90208..55771c14c 100755
--- a/tests/test_docker.sh
+++ b/tests/test_docker.sh
@@ -20,7 +20,7 @@ cd my_awesome_project
 docker-compose -f local.yml run django mypy my_awesome_project
 
 # Run black with --check option
-docker-compose -f local.yml run django black --check my_awesome_project
+docker-compose -f local.yml run django black --check --diff  --exclude 'migrations' ./
 
 # run the project's tests
 docker-compose -f local.yml run django pytest