diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index d9975e3..fd697b2 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -999,6 +999,8 @@ model WorkflowTemplateStep {
   responsiblePerson      WorkflowTemplateStepUser[]
   responsibleInstitution WorkflowTemplateStepInstitution[]
 
+  attributes Json?
+
   workflowTemplate   WorkflowTemplate? @relation(fields: [workflowTemplateId], references: [id], onDelete: Cascade)
   workflowTemplateId String?
 }
diff --git a/src/controllers/04-flow-template-controller.ts b/src/controllers/04-flow-template-controller.ts
index ff81158..f8980f5 100644
--- a/src/controllers/04-flow-template-controller.ts
+++ b/src/controllers/04-flow-template-controller.ts
@@ -34,6 +34,7 @@ type WorkflowPayload = {
     detail?: string | null;
     type?: string | null;
     value?: string[] | null;
+    attributes?: { [key: string]: any };
     responsiblePersonId?: string[];
     responsibleInstitution?: string[];
   }[];