diff --git a/deployment/999_benchmark.js b/deployment/999_benchmark.js
index a9b88778a..630b6f5fd 100644
--- a/deployment/999_benchmark.js
+++ b/deployment/999_benchmark.js
@@ -102,7 +102,7 @@ class Benchmark {
     this.accounts = this.signers.map((s) => s._address);
     this.config = config;
 
-    this.testManager = new TestManager(this.accounts);
+    this.testManager = new TestManager();
 
     this.GuardianManagerWrapper = await this.deployer.wrapDeployedContract(GuardianManager, config.modules.GuardianManager);
     this.LockManagerWrapper = await this.deployer.wrapDeployedContract(LockManager, config.modules.LockManager);
diff --git a/package-lock.json b/package-lock.json
index f7f610e3f..e535dbd50 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1652,11 +1652,6 @@
       "resolved": "https://registry.npmjs.org/address/-/address-1.1.2.tgz",
       "integrity": "sha512-aT6camzM4xEA54YVJYSqxz1kv4IHnQZRtThJJHhUMRExaU5spC7jX5ugSwTaTgJliIgs4VhZOk7htClvQ/LmRA=="
     },
-    "aes-js": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/aes-js/-/aes-js-3.1.2.tgz",
-      "integrity": "sha512-e5pEa2kBnBOgR4Y/p20pskXI74UEz7de8ZGVo58asOtvSVG5YAbJeELPZxOmt+Bnz3rX753YKhfIn4X4l1PPRQ=="
-    },
     "aggregate-error": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.0.1.tgz",
@@ -2056,17 +2051,6 @@
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.1.0.tgz",
       "integrity": "sha512-1Yj8h9Q+QDF5FzhMs/c9+6UntbD5MkRfRwac8DoEm9ZfUBZ7tZ55YcGVAzEe4bXsdQHEk+s9S5wsOKVdZrw0tQ=="
     },
-    "bip39": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/bip39/-/bip39-3.0.2.tgz",
-      "integrity": "sha512-J4E1r2N0tUylTKt07ibXvhpT2c5pyAFgvuA5q1H9uDy6dEGpjV8jmymh3MTYJDLCNbIVClSB9FbND49I6N24MQ==",
-      "requires": {
-        "@types/node": "11.11.6",
-        "create-hash": "^1.1.0",
-        "pbkdf2": "^3.0.9",
-        "randombytes": "^2.0.1"
-      }
-    },
     "bl": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/bl/-/bl-1.2.2.tgz",
@@ -4189,22 +4173,6 @@
         }
       }
     },
-    "ethereumjs-wallet": {
-      "version": "0.6.5",
-      "resolved": "https://registry.npmjs.org/ethereumjs-wallet/-/ethereumjs-wallet-0.6.5.tgz",
-      "integrity": "sha512-MDwjwB9VQVnpp/Dc1XzA6J1a3wgHQ4hSvA1uWNatdpOrtCbPVuQSKSyRnjLvS0a+KKMw2pvQ9Ybqpb3+eW8oNA==",
-      "requires": {
-        "aes-js": "^3.1.1",
-        "bs58check": "^2.1.2",
-        "ethereum-cryptography": "^0.1.3",
-        "ethereumjs-util": "^6.0.0",
-        "randombytes": "^2.0.6",
-        "safe-buffer": "^5.1.2",
-        "scryptsy": "^1.2.1",
-        "utf8": "^3.0.0",
-        "uuid": "^3.3.2"
-      }
-    },
     "etherlime-argent": {
       "version": "2.3.5",
       "resolved": "https://registry.npmjs.org/etherlime-argent/-/etherlime-argent-2.3.5.tgz",
diff --git a/package.json b/package.json
index 6c1df034b..e2217f6e5 100644
--- a/package.json
+++ b/package.json
@@ -63,13 +63,11 @@
     "@uniswap/v2-core": "^1.0.1",
     "ajv": "^6.10.0",
     "aws-sdk": "^2.521.0",
-    "bip39": "^3.0.2",
     "bn-chai": "^1.0.1",
     "bn.js": "^5.1.1",
     "chai": "^4.2.0",
     "cli-table2": "^0.2.0",
     "dotenv": "^6.2.0",
-    "ethereumjs-wallet": "^0.6.3",
     "etherlime-argent": "2.3.5",
     "etherlime-lib": "1.1.3",
     "ethers": "^4.0.28",
diff --git a/test/recoveryManager.js b/test/recoveryManager.js
index a18df4c54..fa4c50707 100644
--- a/test/recoveryManager.js
+++ b/test/recoveryManager.js
@@ -22,7 +22,7 @@ const WRONG_SIGNATURE_NUMBER_REVERT_MSG = "RM: Wrong number of signatures";
 const INVALID_SIGNATURES_REVERT_MSG = "RM: Invalid signatures";
 
 contract("RecoveryManager", (accounts) => {
-  const manager = new TestManager(accounts);
+  const manager = new TestManager();
 
   const owner = accounts[1].signer;
   const guardian1 = accounts[2].signer;
diff --git a/utils/test-manager.js b/utils/test-manager.js
index 23cd658ec..e804fed95 100644
--- a/utils/test-manager.js
+++ b/utils/test-manager.js
@@ -1,43 +1,15 @@
 const etherlime = require("etherlime-lib");
 const ethers = require("ethers");
 const ps = require("ps-node");
-const hdkey = require("ethereumjs-wallet/hdkey");
-const bip39 = require("bip39");
 const { signOffchain, bigNumberify, ETH_TOKEN } = require("./utilities.js");
 
-const USE_ETHERLIME_GANACHE_MNEMONIC = true;
-
-// this is the same mnemonic as that used by ganache-cli --deterministic
-// this mnemonic will not be used if `USE_ETHERLIME_GANACHE_MNEMONIC` is set to `true`
-const MNEMONIC = "myth like bonus scare over problem client lizard pioneer submit female collect";
-
 class TestManager {
-  constructor(_accounts = null, network = "ganache", deployer) {
+  constructor(network = "ganache", deployer) {
     this.network = network;
-    this.accounts = _accounts || this.loadAccounts();
-    global.accounts = this.accounts;
     this.deployer = deployer || this.newDeployer();
     this.provider = this.deployer.provider;
   }
 
-  loadAccounts() { // eslint-disable-line class-methods-use-this
-    if (USE_ETHERLIME_GANACHE_MNEMONIC) return global.accounts;
-
-    // ignore (global) accounts loaded from cli-commands/ganache/setup.json
-    // and instead generate accounts matching those used by ganache-cli in determistic mode
-    const hdWallet = hdkey.fromMasterSeed(bip39.mnemonicToSeedSync(MNEMONIC));
-    const localNodeProvider = new ethers.providers.JsonRpcProvider("http://localhost:8545");
-    const accounts = [];
-    for (let i = 0; i < 10; i += 1) {
-      const privKey = hdWallet.derivePath(`m/44'/60'/0'/0/${i}`).getWallet().getPrivateKeyString();
-      accounts.push({
-        secretKey: privKey,
-        signer: new ethers.Wallet(privKey, localNodeProvider),
-      });
-    }
-    return accounts;
-  }
-
   newDeployer() {
     const defaultConfigs = {
       gasLimit: bigNumberify(20700000),