diff --git a/test/test_infrastructure.py b/test/test_infrastructure.py
index 5ae86ec..3aa05c0 100644
--- a/test/test_infrastructure.py
+++ b/test/test_infrastructure.py
@@ -21,7 +21,7 @@ from domain import ReleaseType, Release
 from infrastructure import ReleaseTypeRepository, VersionRepository, ReleaseRepository
 from infrastructure_api import GitApi
 
-class TestGitApi(GitApi):
+class MyGitApi(GitApi):
     def __init__(self, commit_string):
         self.commit_string = commit_string
 
@@ -115,33 +115,33 @@ def test_release_repository(tmp_path):
     f.write_text(contents)
 
     # test
-    sut = ReleaseRepository(VersionRepository(f), ReleaseTypeRepository(TestGitApi('MINOR test')), 'main')
+    sut = ReleaseRepository(VersionRepository(f), ReleaseTypeRepository(MyGitApi('MINOR test')), 'main')
     release = sut.get_release()
 
     assert release is not None
 
 
 def test_release_type_repository():
-    sut = ReleaseTypeRepository(TestGitApi('MINOR test'))
+    sut = ReleaseTypeRepository(MyGitApi('MINOR test'))
     release_type = sut.get_release_type()
     assert release_type is ReleaseType.MINOR
 
-    sut = ReleaseTypeRepository(TestGitApi('MINOR bla'))
+    sut = ReleaseTypeRepository(MyGitApi('MINOR bla'))
     release_type = sut.get_release_type()
     assert release_type is ReleaseType.MINOR
 
-    sut = ReleaseTypeRepository(TestGitApi('Major bla'))
+    sut = ReleaseTypeRepository(MyGitApi('Major bla'))
     release_type = sut.get_release_type()
     assert release_type == ReleaseType.MAJOR
 
-    sut = ReleaseTypeRepository(TestGitApi('PATCH bla'))
+    sut = ReleaseTypeRepository(MyGitApi('PATCH bla'))
     release_type = sut.get_release_type()
     assert release_type == ReleaseType.PATCH
 
-    sut = ReleaseTypeRepository(TestGitApi('SNAPSHOT bla'))
+    sut = ReleaseTypeRepository(MyGitApi('SNAPSHOT bla'))
     release_type = sut.get_release_type()
     assert release_type == ReleaseType.SNAPSHOT
 
-    sut = ReleaseTypeRepository(TestGitApi('bla'))
+    sut = ReleaseTypeRepository(MyGitApi('bla'))
     release_type = sut.get_release_type()
     assert release_type == None