1 files changed, 2 insertions, 1 deletions
diff --git a/packages/0x.js/test/utils/fill_scenarios.ts b/packages/0x.js/test/utils/fill_scenarios.ts
index 7275684a6..5f3e89906 100644
--- a/packages/0x.js/test/utils/fill_scenarios.ts
+++ b/packages/0x.js/test/utils/fill_scenarios.ts
@@ -33,7 +33,8 @@ export class FillScenarios {
                 const contractInstance = web3Wrapper.getContractInstance(
                     artifacts.DummyTokenArtifact.abi, token.address,
                 );
-                const dummyToken = new DummyTokenContract(contractInstance, {});
+                const defaults = {};
+                const dummyToken = new DummyTokenContract(contractInstance, defaults);
                 const tokenSupply = ZeroEx.toBaseUnitAmount(INITIAL_COINBASE_TOKEN_SUPPLY_IN_UNITS, token.decimals);
                 const txHash = await dummyToken.setBalance.sendTransactionAsync(this.coinbase, tokenSupply, {
                     from: this.coinbase,