diff --git a/gittensor/classes.py b/gittensor/classes.py
index ac40126d7..1c5001546 100644
--- a/gittensor/classes.py
+++ b/gittensor/classes.py
@@ -83,6 +83,7 @@ def is_test_file(self) -> bool:
             r'(^|/)androidtest[a-z]*/',
             r'(^|/)integrationtest/',
             r'(^|/)spec/',
+            r'\.tests?/',  # .NET MyProject.Tests/FooTests.cs
         ]
         if any(re.search(pattern, filename_lower) for pattern in test_dir_patterns):
             return True
@@ -98,6 +99,7 @@ def is_test_file(self) -> bool:
             r'\.spec\.[^.]+$',
             r'^test\.[^.]+$',
             r'^tests\.[^.]+$',
+            r'^conftest\.py$',
         ]
 
         return any(re.search(pattern, basename) for pattern in test_patterns)
diff --git a/tests/test_classes.py b/tests/test_classes.py
index a23e89f10..476036143 100644
--- a/tests/test_classes.py
+++ b/tests/test_classes.py
@@ -72,6 +72,30 @@ def test_is_test_file_preserves_existing_test_conventions():
     assert _file_change('src/foo/bar.py').is_test_file() is False
 
 
+@pytest.mark.parametrize(
+    'filename',
+    [
+        'src/MyProject.Tests/AccountServiceTests.cs',
+        'src/MyProject.Tests/AccountServiceTest.cs',
+    ],
+)
+def test_is_test_file_detects_dotnet_dotted_tests_directory(filename):
+    assert _file_change(filename).is_test_file() is True
+
+
+@pytest.mark.parametrize(
+    'filename',
+    [
+        'conftest.py',
+        'tests/conftest.py',
+        'project/conftest.py',
+        'project/sub/package/conftest.py',
+    ],
+)
+def test_is_test_file_detects_conftest_at_any_depth(filename):
+    assert _file_change(filename).is_test_file() is True
+
+
 def test_pull_request_handles_deleted_label_event():
     pr_data = {
         'number': 42,