diff --git a/engines/dfc_provider/app/controllers/dfc_provider/supplied_products_controller.rb b/engines/dfc_provider/app/controllers/dfc_provider/supplied_products_controller.rb
index 78f513a5e1..034770bab2 100644
--- a/engines/dfc_provider/app/controllers/dfc_provider/supplied_products_controller.rb
+++ b/engines/dfc_provider/app/controllers/dfc_provider/supplied_products_controller.rb
@@ -18,6 +18,11 @@ module DfcProvider
       variant.product.update!(
         description: dfc_request["dfc-b:description"],
       )
+
+      # This input is DFC v1.6 currently sent by the DFC Prototype.
+      variant.update!(
+        unit_value: dfc_request["dfc-b:quantity"],
+      )
     end
 
     private
diff --git a/engines/dfc_provider/spec/requests/supplied_products_spec.rb b/engines/dfc_provider/spec/requests/supplied_products_spec.rb
index 593ce7c34d..f48d761561 100644
--- a/engines/dfc_provider/spec/requests/supplied_products_spec.rb
+++ b/engines/dfc_provider/spec/requests/supplied_products_spec.rb
@@ -51,6 +51,7 @@ describe "SuppliedProducts", type: :request do
         expect(response).to have_http_status :success
         variant.reload
       }.to change { variant.description }.to("DFC-Pesto updated")
+        .and change { variant.unit_value }.to(17)
     end
   end
 end
diff --git a/engines/dfc_provider/spec/support/patch_supplied_product.json b/engines/dfc_provider/spec/support/patch_supplied_product.json
index a13afd9299..86230c7e7a 100644
--- a/engines/dfc_provider/spec/support/patch_supplied_product.json
+++ b/engines/dfc_provider/spec/support/patch_supplied_product.json
@@ -81,5 +81,5 @@
     }
   },
   "dfc-b:description": "DFC-Pesto updated",
-  "dfc-b:quantity": 0
+  "dfc-b:quantity": 17
 }