diff --git a/apps/web/src/components/voice/hooks/useCloneSubmit.ts b/apps/web/src/components/voice/hooks/useCloneSubmit.ts
index ad8a47210..f578f5fe2 100755
--- a/apps/web/src/components/voice/hooks/useCloneSubmit.ts
+++ b/apps/web/src/components/voice/hooks/useCloneSubmit.ts
@@ -1,6 +1,7 @@
 import { useRef, useCallback, useEffect } from "react"
 import { createVoiceClone, toVoiceClone } from "@/api/voice-clone"
-import { uploadAsset } from "@/api/assets"
+import { uploadAsset, ensureDefaultLibrary } from "@/api/assets"
+import { getOrCreateDefaultProject } from "@/api/projects"
 import type { VoiceClone } from "@/api/voice-clone"
 
 interface UseCloneSubmitOptions {
@@ -61,8 +62,14 @@ export function useCloneSubmit({
         })
       }
 
+      // 获取默认项目和素材库（后端 /upload 接口必填）
+      const project = await getOrCreateDefaultProject()
+      const library = await ensureDefaultLibrary({ project_id: project.id, kind: "voice" })
+
       const formData = new FormData()
       formData.append("file", fileToUpload)
+      formData.append("project_id", project.id)
+      formData.append("library_id", library.id)
       const uploadResult = await uploadAsset(formData)
 
       // 阶段 2：克隆