diff --git a/models/workflow/workflow.go b/models/workflow/workflow.go
index 2fe6573..52bbf96 100644
--- a/models/workflow/workflow.go
+++ b/models/workflow/workflow.go
@@ -53,7 +53,7 @@ func (w *Workflow) GetPricedItem(f func(item graph.GraphItem) bool, request *too
 }
 
 type Related struct {
-	Nodes []resources.ResourceInterface
+	Node  resources.ResourceInterface
 	Links []graph.GraphLink
 }
 
@@ -75,8 +75,8 @@ func (w *Workflow) GetByRelatedProcessing(processingID string, g func(item graph
 			if _, ok := related[processingID]; !ok {
 				related[processingID] = Related{}
 			}
-			rel := related[processingID]
-			rel.Nodes = append(rel.Nodes, node)
+			rel := related[node.GetID()]
+			rel.Node = node
 			rel.Links = append(rel.Links, link)
 			related[processingID] = rel
 		}