diff --git a/prepare.sh b/prepare.sh
index f438bd3..7920b7a 100644
--- a/prepare.sh
+++ b/prepare.sh
@@ -1 +1,2 @@
-git clone https://github.com/ckb-js/lumos.git
+git clone https://github.com/ckb-js/lumos.git -b v0.21.0
+# cd lumos && pnpm install && pnpm run build
\ No newline at end of file
diff --git a/src/e2eProvider.ts b/src/e2eProvider.ts
index 76a4ccd..8d61760 100644
--- a/src/e2eProvider.ts
+++ b/src/e2eProvider.ts
@@ -43,7 +43,6 @@ import {readFileSync, writeFileSync} from "fs";
 import * as fs from 'fs';
 import {LUMOS_CONFIG_PATH} from "./constants";
 import {ScriptValue} from "@ckb-lumos/base/lib/values";
-import {AGGRON4} from "../lumos/examples/secp256k1-transfer/lib";
 import {e2eProvider} from "./config";
 
 
@@ -591,7 +590,9 @@ export class E2EProvider {
     // get
     const tx = await this.rpc.getTransaction(txHash)
     switch (deployType) {
-      case "data" || "data1" || "data2":
+      case "data":
+      case "data1":
+      case "data2":
         const data = tx.transaction.outputsData[outputIndex];
         let codeHash1 = utils.ckbHash(bytes.bytify(data));
 
@@ -652,4 +653,4 @@ function checkFileExists(filePath: string): boolean {
   } catch (error) {
     return false;
   }
-}
\ No newline at end of file
+}
diff --git a/src/faucetQueue.ts b/src/faucetQueue.ts
index f58df92..2e4e340 100644
--- a/src/faucetQueue.ts
+++ b/src/faucetQueue.ts
@@ -1,4 +1,4 @@
-import { writeFileSync, existsSync, rmSync } from "fs";
+import { writeFileSync, existsSync, rmSync, mkdirSync } from "fs";
 import { join } from "path";
 import { asyncSleep } from "./utils";
 import { GENESIS_CELL_PRIVATEKEYS } from "./constants";
@@ -21,6 +21,7 @@ export class FileFaucetQueue implements FaucetQueue {
     private dirPath: string,
     private keys: Array<string> = GENESIS_CELL_PRIVATEKEYS
   ) {
+    mkdirSync(this.dirPath, { recursive: true });
     this.keys.map((key) => this._releaseKey(key));
   }