diff --git a/src/exchange/FixedRateExchange.ts b/src/exchange/FixedRateExchange.ts
index a8e82d31..b7c7c969 100644
--- a/src/exchange/FixedRateExchange.ts
+++ b/src/exchange/FixedRateExchange.ts
@@ -350,7 +350,7 @@ export class OceanFixedRateExchange {
       if (constituents.active === true && constituents.dataToken === dataTokenAddress) {
         const supply = new BigNumber(await this.getSupply(constituents.exchangeID))
         const required = new BigNumber(minSupply)
-        if (supply >= required) {
+        if (supply.gte(required)){
           result.push(constituents)
         }
       }
diff --git a/test/unit/exchanges/FixedPriceExchange.test.ts b/test/unit/exchanges/FixedPriceExchange.test.ts
index 634e5d6a..7e6e7f30 100644
--- a/test/unit/exchanges/FixedPriceExchange.test.ts
+++ b/test/unit/exchanges/FixedPriceExchange.test.ts
@@ -173,6 +173,7 @@ describe('FixedRateExchange flow', () => {
   it('Bob should find the exchange', async () => {
     const exchangeDetails = await FixedRateClass.searchforDT(tokenAddress, '0')
     assert(exchangeDetails[0].exchangeID === aliceExchangeId)
+    assert(exchangeDetails.length === 1)
   })
   it('Bob should get the exchange details', async () => {
     const exchangeDetails = await FixedRateClass.getExchange(aliceExchangeId)
@@ -221,4 +222,8 @@ describe('FixedRateExchange flow', () => {
     const exchangeDetails = await FixedRateClass.getExchange(aliceExchangeId)
     assert(exchangeDetails.active === true)
   })
+  it('Bob should not find the exchange', async () => {
+    const exchangeDetails = await FixedRateClass.searchforDT(tokenAddress, tokenAmount)
+    assert(exchangeDetails.length === 0)
+  })
 })