diff --git a/README.md b/README.md
index dd23119..b0e7572 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,12 @@ pip install -e /path/to/package
 
 This will install package in _editable_ mode. Convenient for local development
 
+### Contributing
+
+We welcome all kinds of contributions, including code, bug reports, issues, feature requests, and documentation. The
+preferred way of submitting a contribution is to either make an [issue](https://github.com/equinor/isar/issues) on
+GitHub or by forking the project on GitHub and making a pull requests.
+
 ### How to use
 
 The tests in this repository can be used as examples
diff --git a/tests/test_alignment.py b/tests/test_alignment.py
index a21ebfe..6004b07 100644
--- a/tests/test_alignment.py
+++ b/tests/test_alignment.py
@@ -41,7 +41,6 @@ def test_align_positions_translation_only():
 
 
 def test_align_positions_one_dimension():
-
     expected_rotation = np.array([np.pi / 2, 0, 0])
     expected_translation = np.array([0, 0, 0])
 
@@ -78,7 +77,6 @@ def test_align_positions_one_dimension():
 
 
 def test_align_positions_three_dimensions():
-
     expected_rotation = np.array([np.pi / 2, np.pi / 4, np.pi / 2])
     expected_translation = np.array([0, 0, 0])
     hyp = np.sqrt(1 / 2)
@@ -116,7 +114,6 @@ def test_align_positions_three_dimensions():
 
 
 def test_align_positions_rotation_and_translation():
-
     expected_rotation = np.array([np.pi / 2, 0, 0])
     expected_translation = np.array([2, -1, 0])