diff --git a/bfabric/entities/workunit.py b/bfabric/entities/workunit.py
index 8d13b1f1..16736fb3 100644
--- a/bfabric/entities/workunit.py
+++ b/bfabric/entities/workunit.py
@@ -28,6 +28,7 @@ def __init__(self, data_dict: dict[str, Any], client: Bfabric | None = None) ->
     resources = HasMany(entity="Resource", bfabric_field="resource")
     input_resources = HasMany(entity="Resource", bfabric_field="inputresource", optional=True)
     input_dataset = HasOne(entity="Dataset", bfabric_field="inputdataset", optional=True)
+    external_jobs = HasMany(entity="ExternalJob", bfabric_field="externaljob", optional=True)
 
     @cached_property
     def parameter_values(self) -> dict[str, Any]: