diff --git a/app/helpers/service_helper.py b/app/helpers/service_helper.py
index 3617025..8acd664 100644
--- a/app/helpers/service_helper.py
+++ b/app/helpers/service_helper.py
@@ -125,7 +125,8 @@ def solution_items(variables: list, solver_run: SolverRun) -> Tuple[list]:
                 if bundle: form_bundles.append(bundle)
 
     for bundle in form_bundles:
-        for item in bundle.ordered_items:
+        items = bundle.ordered_items if solver_run.bundle_first_ordering else bundle.items
+        for item in items:
             final_items.append(item)
 
     for item in form_items:
diff --git a/app/models/solver_run.py b/app/models/solver_run.py
index 69550d0..79eb9ed 100644
--- a/app/models/solver_run.py
+++ b/app/models/solver_run.py
@@ -15,6 +15,7 @@ from models.advanced_options import AdvancedOptions
 class SolverRun(BaseModel):
     items: List[Item] = []
     bundles: List[Bundle] = []
+    bundle_first_ordering: bool = True
     constraints: List[Constraint]
     irt_model: IRTModel
     objective_function: ObjectiveFunction