diff --git a/bots/wallet/bot.js b/bots/wallet/bot.js
index 05448e9e9e..b796fe32d5 100644
--- a/bots/wallet/bot.js
+++ b/bots/wallet/bot.js
@@ -5,7 +5,8 @@ function calculateFee(n, tx) {
     }
 
     var gasMultiplicator = Math.pow(1.4, n).toFixed(3);
-    return web3.fromWei(web3.eth.gasPrice * gasMultiplicator * estimatedGas, "ether");
+    var weiFee = web3.eth.gasPrice * gasMultiplicator * estimatedGas;
+    return parseFloat(web3.fromWei(weiFee, "ether")).toFixed(7);
 }
 
 function calculateGasPrice(n) {