diff --git a/src/services/workflowService.ts b/src/services/workflowService.ts
index 788798390..4fcbd44b5 100644
--- a/src/services/workflowService.ts
+++ b/src/services/workflowService.ts
@@ -344,8 +344,7 @@ export const useWorkflowService = () => {
     options: { position?: Vector2 } = {}
   ) => {
     const loadedWorkflow = await workflow.load()
-    const data = loadedWorkflow.initialState
-    const workflowJSON = data
+    const workflowJSON = toRaw(loadedWorkflow.initialState)
     const old = localStorage.getItem('litegrapheditor_clipboard')
     // unknown conversion: ComfyWorkflowJSON is stricter than LiteGraph's
     // serialisation schema.