diff --git a/src/experimental/createArbitrumClient.ts b/src/experimental/createArbitrumClient.ts
index 5138f88f8..eb30876ed 100644
--- a/src/experimental/createArbitrumClient.ts
+++ b/src/experimental/createArbitrumClient.ts
@@ -16,7 +16,7 @@ export type ArbitrumClients = {
   parentPublicClient: PublicClient
   childPublicClient: PublicClient & ArbitrumDepositActions
   parentWalletClient: WalletClient & ArbitrumParentWalletActions
-  childWalletClient: WalletClient
+  childWalletClient?: WalletClient
 }
 
 export type CreateArbitrumClientParams = {
@@ -25,7 +25,7 @@ export type CreateArbitrumClientParams = {
   parentRpcUrl?: string
   childRpcUrl?: string
   parentWalletClient: WalletClient
-  childWalletClient: WalletClient
+  childWalletClient?: WalletClient
 }
 
 export function createArbitrumClient({
diff --git a/tests/integration/arbitrumDepositActions.test.ts b/tests/integration/arbitrumDepositActions.test.ts
index 98125432d..fd5c72929 100644
--- a/tests/integration/arbitrumDepositActions.test.ts
+++ b/tests/integration/arbitrumDepositActions.test.ts
@@ -13,12 +13,15 @@ import {
 describe('arbitrumDepositActions', function () {
   let localEthChain: Chain
   let localArbChain: Chain
+  let setup: Awaited<ReturnType<typeof testSetup>>
 
   before(async function () {
-    const setup = await testSetup()
+    setup = await testSetup()
     localEthChain = setup.localEthChain
     localArbChain = setup.localArbChain
+  })
 
+  beforeEach(async function () {
     await fundParentSigner(setup.parentSigner)
     if (isArbitrumNetworkWithCustomFeeToken()) {
       await fundParentCustomFeeToken(setup.parentSigner)