diff --git a/hed/models/__init__.py b/hed/models/__init__.py
index 3f6d50d56..73ac61deb 100644
--- a/hed/models/__init__.py
+++ b/hed/models/__init__.py
@@ -14,3 +14,4 @@
 from .sidecar import Sidecar
 from .tabular_input import TabularInput
 from .timeseries_input import TimeseriesInput
+from .df_util import get_assembled, convert_to_form, shrink_defs, expand_defs, process_def_expands