diff --git a/src/balancer/OceanPool.ts b/src/balancer/OceanPool.ts
index 64790f5a..a7f539cc 100644
--- a/src/balancer/OceanPool.ts
+++ b/src/balancer/OceanPool.ts
@@ -119,9 +119,8 @@ export class OceanPool extends Pool {
       const oceanWeight = 10 - parseFloat(dtWeight)
       this.dtAddress = dtAddress
       let txid
-      let dtAllowance
-      dtAllowance = await this.allowance(dtAddress, account, address)
-      if (dtAllowance < dtAmount){
+      const dtAllowance = await this.allowance(dtAddress, account, address)
+      if (dtAllowance < dtAmount) {
         observer.next(PoolCreateProgressStep.ApprovingDatatoken)
         txid = await this.approve(
           account,
@@ -132,11 +131,10 @@ export class OceanPool extends Pool {
         if (!txid) {
           this.logger.error('ERROR: Failed to call approve DT token')
           return null
-        }  
+        }
       }
-      let oceanAllowance
-      oceanAllowance = await this.allowance(dtAddress, account, address)
-      if (oceanAllowance < oceanAmount){
+      const oceanAllowance = await this.allowance(this.oceanAddress, account, address)
+      if (oceanAllowance < oceanAmount) {
         observer.next(PoolCreateProgressStep.ApprovingOcean)
         txid = await this.approve(
           account,
diff --git a/src/balancer/Pool.ts b/src/balancer/Pool.ts
index 82a64dfd..6dec245e 100644
--- a/src/balancer/Pool.ts
+++ b/src/balancer/Pool.ts
@@ -119,7 +119,7 @@ export class Pool extends PoolFactory {
     owner: string,
     spender: string
   ): Promise<string> {
-    const tokenAbi = (defaultDatatokensABI.abi as AbiItem[])
+    const tokenAbi = defaultDatatokensABI.abi as AbiItem[]
     const datatoken = new this.web3.eth.Contract(tokenAbi, tokenAdress, {
       from: spender
     })