diff --git a/arches_references/datatypes/datatypes.py b/arches_references/datatypes/datatypes.py
index 29e919d..3c49e6c 100644
--- a/arches_references/datatypes/datatypes.py
+++ b/arches_references/datatypes/datatypes.py
@@ -10,7 +10,7 @@
 
 
 class ReferenceDataType(BaseDataType):
-    _rest_framework_model_field = JSONField(null=True)
+    rest_framework_model_field = JSONField(null=True)
 
     def validate(
         self,