diff --git a/tests/unit/extensions/test_env_injector.py b/tests/unit/extensions/test_env_injector.py
index da70e293f92..6f4faeba890 100644
--- a/tests/unit/extensions/test_env_injector.py
+++ b/tests/unit/extensions/test_env_injector.py
@@ -82,7 +82,9 @@ def test_get_part_snippet(self, envinjector_extension):
     def assert_get_part_snippet(envinjector_extension):
         assert envinjector_extension.get_part_snippet(plugin_name="nil") == {}
 
-    @pytest.mark.parametrize("unsupported_arch", ["armhf", "riscv64", "ppc64el", "s390x"])
+    @pytest.mark.parametrize(
+        "unsupported_arch", ["armhf", "riscv64", "ppc64el", "s390x"]
+    )
     def test_get_parts_snippet(self, envinjector_extension, unsupported_arch):
         toolchain = "x86_64-unknown-linux-gnu"
         assert envinjector_extension.get_parts_snippet() == {
@@ -108,5 +110,7 @@ def test_get_parts_snippet(self, envinjector_extension, unsupported_arch):
         }
 
         envinjector_extension.arch = unsupported_arch
-        with pytest.raises(ValueError, match="Unsupported architecture for env-injector extension"):
+        with pytest.raises(
+            ValueError, match="Unsupported architecture for env-injector extension"
+        ):
             envinjector_extension.get_parts_snippet()