diff --git a/packages/cli/src.ts/cli.ts b/packages/cli/src.ts/cli.ts
index d92248e497..a6d5bba25f 100644
--- a/packages/cli/src.ts/cli.ts
+++ b/packages/cli/src.ts/cli.ts
@@ -4,7 +4,7 @@ import fs from "fs";
 import { basename } from "path";
 
 import { ethers } from "ethers";
-import { scrypt } from "scrypt-js";
+import * as scrypt from "scrypt-js";
 
 import { getChoice, getPassword, getProgressBar } from "./prompt";
 
@@ -421,7 +421,7 @@ async function loadAccount(arg: string, plugin: Plugin, preventFile?: boolean):
                 let saltBytes = ethers.utils.arrayify(ethers.utils.HDNode.fromMnemonic(mnemonic).privateKey);
 
                 let progressBar = getProgressBar("Decrypting");
-                return scrypt(passwordBytes, saltBytes, (1 << 20), 8, 1, 32, progressBar).then((key) => {
+                return scrypt.scrypt(passwordBytes, saltBytes, (1 << 20), 8, 1, 32, progressBar).then((key) => {
                     const derivedPassword = ethers.utils.hexlify(key).substring(2);
                     const node = ethers.utils.HDNode.fromMnemonic(mnemonic, derivedPassword).derivePath(ethers.utils.defaultPath);
                     return new ethers.Wallet(node.privateKey, plugin.provider);
diff --git a/packages/json-wallets/src.ts/keystore.ts b/packages/json-wallets/src.ts/keystore.ts
index ce67c33542..df1ff4636f 100644
--- a/packages/json-wallets/src.ts/keystore.ts
+++ b/packages/json-wallets/src.ts/keystore.ts
@@ -1,7 +1,7 @@
 "use strict";
 
 import aes from "aes-js";
-import { scrypt } from "scrypt-js";
+import * as scrypt from "scrypt-js";
 import uuid from "uuid";
 
 import { ExternallyOwnedAccount } from "@ethersproject/abstract-signer";
@@ -148,7 +148,7 @@ export async function decrypt(json: string, password: Bytes | string, progressCa
                 throw new Error("unsupported key-derivation derived-key length");
             }
 
-            const key = await scrypt(passwordBytes, salt, N, r, p, 64, progressCallback);
+            const key = await scrypt.scrypt(passwordBytes, salt, N, r, p, 64, progressCallback);
             //key = arrayify(key);
 
             return getAccount(key);
@@ -260,7 +260,7 @@ export function encrypt(account: ExternallyOwnedAccount, password: Bytes | strin
     // We take 64 bytes:
     //   - 32 bytes   As normal for the Web3 secret storage (derivedKey, macPrefix)
     //   - 32 bytes   AES key to encrypt mnemonic with (required here to be Ethers Wallet)
-    return scrypt(passwordBytes, salt, N, r, p, 64, progressCallback).then((key) => {
+    return scrypt.scrypt(passwordBytes, salt, N, r, p, 64, progressCallback).then((key) => {
         key = arrayify(key);
 
         // This will be used to encrypt the wallet (as per Web3 secret storage)