diff --git a/src/contracts/tokens/Datatoken.ts b/src/contracts/tokens/Datatoken.ts
index 962937b4..26d8b9f3 100644
--- a/src/contracts/tokens/Datatoken.ts
+++ b/src/contracts/tokens/Datatoken.ts
@@ -28,7 +28,6 @@ import { Config, ConfigHelper } from '../../config'
 
 export class Datatoken {
   public factoryAddress: string
-  public factoryABI: AbiItem | AbiItem[]
   public datatokensAbi: AbiItem | AbiItem[]
   public datatokensEnterpriseAbi: AbiItem | AbiItem[]
   public web3: Web3
diff --git a/test/unit/pools/fixedRate/FixedRateExchange.test.ts b/test/unit/pools/fixedRate/FixedRateExchange.test.ts
index dba2b639..6d09be46 100644
--- a/test/unit/pools/fixedRate/FixedRateExchange.test.ts
+++ b/test/unit/pools/fixedRate/FixedRateExchange.test.ts
@@ -100,13 +100,7 @@ describe('Fixed Rate unit test', () => {
       // user1 has no dt1
       expect(await balance(web3, dtAddress, user1)).to.equal('0')
 
-      fixedRate = new FixedRateExchange(
-        web3,
-        contracts.fixedRateAddress,
-        8996,
-        null,
-        contracts.oceanAddress
-      )
+      fixedRate = new FixedRateExchange(web3, contracts.fixedRateAddress, 8996)
       assert(fixedRate != null)
     })
 
@@ -415,13 +409,7 @@ describe('Fixed Rate unit test', () => {
       // user1 has no dt1
       expect(await balance(web3, dtAddress, user1)).to.equal('0')
 
-      fixedRate = new FixedRateExchange(
-        web3,
-        contracts.fixedRateAddress,
-        8996,
-        null,
-        contracts.oceanAddress
-      )
+      fixedRate = new FixedRateExchange(web3, contracts.fixedRateAddress, 8996)
       assert(fixedRate != null)
     })