diff --git a/denops/dpp/deps.ts b/denops/dpp/deps.ts
index 4378c82..909c68a 100644
--- a/denops/dpp/deps.ts
+++ b/denops/dpp/deps.ts
@@ -25,5 +25,5 @@ export {
 export { deadline, DeadlineError } from "jsr:@std/async@0.224.0";
 
 export { TimeoutError } from "https://deno.land/x/msgpack_rpc@v4.0.1/response_waiter.ts";
-export { Lock } from "https://deno.land/x/async@v2.1.0/mod.ts";
+export { Lock } from "jsr:@lambdalisue/async@2.1.1";
 export { ensure, is } from "https://deno.land/x/unknownutil@v3.18.0/mod.ts";