diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 876b220..0eeb066 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,6 +44,5 @@ jobs:
         if: ${{ matrix.python-version == '3.7' }}
       - name: Check style with black
         run: black --check --line-length 100 .
-        if: ${{ matrix.python-version < '3.9' }}
       - name: Check style with flake8
         run: flake8 .
diff --git a/Makefile b/Makefile
index a3dfd15..149e196 100644
--- a/Makefile
+++ b/Makefile
@@ -3,10 +3,10 @@
 default: black flake8
 
 black:
-	black -l 100 .
+	black -l 100 --exclude "versioneer.py|_version.py" .
 
 black-check:
-	black -l 100 --check .
+	black -l 100 --exclude "versioneer.py|_version.py" --check .
 
 flake8:
 	flake8 .
diff --git a/altamisa/__init__.py b/altamisa/__init__.py
index cd9af8c..3e25ee2 100644
--- a/altamisa/__init__.py
+++ b/altamisa/__init__.py
@@ -4,4 +4,5 @@
 del get_versions
 
 from . import _version
-__version__ = _version.get_versions()['version']
+
+__version__ = _version.get_versions()["version"]