diff --git a/tests.py b/tests.py
index 66aae077f106299f57aa5cb206f72dab89435e23..02e44ee79341d7f033711cadea06180be336e1d5 100644
--- a/tests.py
+++ b/tests.py
@@ -160,6 +160,7 @@ def test_install_environment_wrong_toolchain(tmp_path):
             script_dir=(tmp_path),
         )
 
+
 def test_install_environment_wrong_mpsd_release(tmp_path):
     """Test exception is raised for non-existing mpsd release."""
     # Expect an Exception when wrong mpsd_release is provided (part of
@@ -171,6 +172,7 @@ def test_install_environment_wrong_mpsd_release(tmp_path):
             script_dir=(tmp_path),
         )
 
+
 def test_install_environment_zlib(tmp_path):
     """Test installation of toolchain."""
     # prepare a test of global generic with only zlib to test the installation