diff --git a/src/logic/download-manager.spec.ts b/src/logic/download-manager.spec.ts
index 375b3cf6..8e057910 100644
--- a/src/logic/download-manager.spec.ts
+++ b/src/logic/download-manager.spec.ts
@@ -153,6 +153,7 @@ describe("download-manager", () => {
 
   test("should forcibly stopped while downloading", async () => {
     let counter = 0
+    ;(fetch as ReturnType<typeof vi.fn>).mockReset()
     ;(fetch as ReturnType<typeof vi.fn>).mockImplementation(async (url) => {
       // await sleep(500)
       if (counter++ > 5) return Promise.reject(new Error("time_out"))
@@ -221,6 +222,7 @@ describe("download-manager", () => {
 
   test("should continue while downloading", async () => {
     let counter = 0
+    ;(fetch as ReturnType<typeof vi.fn>).mockReset()
     ;(fetch as ReturnType<typeof vi.fn>).mockImplementation(async (url) => {
       // await sleep(500)
       if (counter++ > 5) return Promise.reject(new Error("time_out"))
diff --git a/src/logic/download-manager.ts b/src/logic/download-manager.ts
index cd08e341..6473ed1d 100644
--- a/src/logic/download-manager.ts
+++ b/src/logic/download-manager.ts
@@ -1,7 +1,6 @@
 /* eslint-disable functional/no-throw-statement */
 /* eslint-disable camelcase */
 import hashSum from "hash-sum"
-import { mapLimit } from "modern-async"
 
 /*
 .
@@ -71,7 +70,7 @@ async function downloadFiles(
   downloading: Ref<boolean>,
   onprogress: (cur: number, total: number, path: string) => void
 ): Promise<void> {
-  await mapLimit(
+  await someLimit(
     sources,
     async (src: string, index: number) => {
       if (src.startsWith(PROTOCOL_OFFLINE)) return false