diff --git a/tests/conftest.py b/tests/conftest.py
index 3428f80..f9b3b3a 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -3,6 +3,15 @@ from pathlib import Path
 import pytest
 
 
+class DummySheet:
+    def __init__(self, data):
+        self._data = data
+
+    @property
+    def rows(self):
+        return iter(self._data)
+
+
 @pytest.fixture
 def example_file(request):
     root_dir = Path(request.config.rootdir)
diff --git a/tests/test_superx_parser.py b/tests/test_superx_parser.py
index ff7451a..0d11da3 100644
--- a/tests/test_superx_parser.py
+++ b/tests/test_superx_parser.py
@@ -4,15 +4,6 @@
 import pytest
 
 
-class DummySheet:
-    def __init__(self, data):
-        self._data = data
-
-    @property
-    def rows(self):
-        return iter(self._data)
-
-
 @pytest.fixture
 def example_workbook(example_file):
     import openpyxl