diff --git a/src/haven/devices/__init__.py b/src/haven/devices/__init__.py
index 36fc2038..94695355 100644
--- a/src/haven/devices/__init__.py
+++ b/src/haven/devices/__init__.py
@@ -1,5 +1,6 @@
 from .detectors.aravis import AravisDetector  # noqa: F401
 from .detectors.sim_detector import SimDetector  # noqa: F401
+from .detectors.xspress import Xspress3Detector  # noqa: F401
 from .ion_chamber import IonChamber  # noqa: F401
 from .monochromator import Monochromator  # noqa: F401
 from .motor import HavenMotor, Motor  # noqa: F401
diff --git a/src/haven/devices/detectors/xspress.py b/src/haven/devices/detectors/xspress.py
index fa58a42b..12485a3f 100644
--- a/src/haven/devices/detectors/xspress.py
+++ b/src/haven/devices/detectors/xspress.py
@@ -113,6 +113,7 @@ def __init__(
                 path_provider,
                 lambda: self.name,
                 XspressDatasetDescriber(self.drv),
+                self.drv,  # <- for DT ndattributes
             ),
             config_sigs=(self.drv.acquire_period, self.drv.acquire_time, *config_sigs),
             name=name,