diff --git a/tests/unit/tools/pick_peaks/__init__.py b/tests/unit/tools/pick_peaks/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/unit/tools/test_pick_peaks.py b/tests/unit/tools/pick_peaks/test_pick_peaks.py
similarity index 95%
rename from tests/unit/tools/test_pick_peaks.py
rename to tests/unit/tools/pick_peaks/test_pick_peaks.py
index 2fafdf9..70b66e6 100644
--- a/tests/unit/tools/test_pick_peaks.py
+++ b/tests/unit/tools/pick_peaks/test_pick_peaks.py
@@ -5,13 +5,13 @@
 from pytest_mock import MockerFixture
 
 from depiction.persistence import ImzmlReadFile, ImzmlWriteFile
-from depiction.tools.pick_peaks import (
+from depiction.tools.pick_peaks.config import (
     PickPeaksConfig,
     PeakPickerBasicInterpolatedConfig,
-    get_peak_picker,
     PeakPickerMSPeakPickerConfig,
     PeakPickerFindMFPyConfig,
 )
+from depiction.tools.pick_peaks.pick_peaks import get_peak_picker
 
 
 @pytest.fixture()