diff --git a/src/relayController.js b/src/relayController.js
index 27855f9..72e9458 100644
--- a/src/relayController.js
+++ b/src/relayController.js
@@ -8,7 +8,6 @@ const { web3, fetcher } = require('./instances')
 
 async function relay (req, resp) {
   const { proof, args, contract } = req.body
-  console.log(proof, args, contract)
   const gasPrices = fetcher.gasPrices
   let { valid , reason } = isValidProof(proof)
   if (!valid) {
@@ -37,7 +36,7 @@ async function relay (req, resp) {
     toBN(args[4]),
     toBN(args[5])
   ]
-  console.log('root, nullifierHash, recipient, relayer, fee, refund', fee.toString(), refund)
+  console.log('fee, refund', fee.toString(), refund.toString())
   if (currency === 'eth' && !refund.isZero()) {
     return resp.status(400).json({ error: 'Cannot send refund for eth currency.' })
   }
diff --git a/src/utils.js b/src/utils.js
index f5a2bda..bd9b176 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -65,11 +65,14 @@ function isEnoughFee({ gas, gasPrices, currency, refund, ethPrices, fee }) {
       break
     }
     case 'dai': {
-      desiredFee = expense.add(refund).mul(toBN(ethPrices.dai)).div(toBN(10 ** 18))
+      desiredFee = 
+        expense.add(refund)
+          .mul(toBN(10 ** 18))
+          .div(toBN(ethPrices.dai))
       break
     }
   }
-  console.log('desired fee', desiredFee)
+  console.log('desired fee', desiredFee.toString())
   if (fee.lt(desiredFee)) {
     return { isEnough: false, reason: 'Not enough fee' }
   }