diff --git a/lib/plugins/ticker/bitpay/bitpay.js b/lib/plugins/ticker/bitpay/bitpay.js
index c331d996..80d2c67b 100644
--- a/lib/plugins/ticker/bitpay/bitpay.js
+++ b/lib/plugins/ticker/bitpay/bitpay.js
@@ -5,7 +5,7 @@ function ticker (account, fiatCode, cryptoCode) {
   return axios.get('https://bitpay.com/api/rates/' + cryptoCode + '/' + fiatCode)
     .then(r => {
       const data = r.data
-      const price = BN(data.rate)
+      const price = BN(data.rate.toString())
       return {
         rates: {
           ask: price,
diff --git a/lib/plugins/ticker/bitstamp/bitstamp.js b/lib/plugins/ticker/bitstamp/bitstamp.js
index aa35a781..dbb81e5e 100644
--- a/lib/plugins/ticker/bitstamp/bitstamp.js
+++ b/lib/plugins/ticker/bitstamp/bitstamp.js
@@ -10,7 +10,7 @@ exports.SUPPORTED_MODULES = ['ticker']
 function findCurrency (fxRates, fiatCode) {
   const rates = _.find(_.matchesProperty('code', fiatCode), fxRates)
   if (!rates || !rates.rate) throw new Error(`Unsupported currency: ${fiatCode}`)
-  return BN(rates.rate)
+  return BN(rates.rate.toString())
 }
 
 exports.ticker = function ticker (account, fiatCode, cryptoCode) {
diff --git a/lib/plugins/ticker/itbit/itbit.js b/lib/plugins/ticker/itbit/itbit.js
index 2b98e8a4..fcebbf59 100644
--- a/lib/plugins/ticker/itbit/itbit.js
+++ b/lib/plugins/ticker/itbit/itbit.js
@@ -10,7 +10,7 @@ exports.SUPPORTED_MODULES = ['ticker']
 function findCurrency (fxRates, fiatCode) {
   const rates = _.find(_.matchesProperty('code', fiatCode), fxRates)
   if (!rates || !rates.rate) throw new Error(`Unsupported currency: ${fiatCode}`)
-  return BN(rates.rate)
+  return BN(rates.rate.toString())
 }
 
 exports.ticker = function ticker (account, fiatCode, cryptoCode) {
diff --git a/lib/plugins/ticker/kraken/kraken.js b/lib/plugins/ticker/kraken/kraken.js
index 626f461d..bfa67886 100644
--- a/lib/plugins/ticker/kraken/kraken.js
+++ b/lib/plugins/ticker/kraken/kraken.js
@@ -12,7 +12,7 @@ const PAIRS = common.PAIRS
 function findCurrency (fxRates, fiatCode) {
   const rates = _.find(_.matchesProperty('code', fiatCode), fxRates)
   if (!rates || !rates.rate) throw new Error(`Unsupported currency: ${fiatCode}`)
-  return BN(rates.rate)
+  return BN(rates.rate.toString())
 }
 
 exports.ticker = function ticker (account, fiatCode, cryptoCode) {
diff --git a/lib/plugins/ticker/quadrigacx/quadrigacx.js b/lib/plugins/ticker/quadrigacx/quadrigacx.js
index d9acd2c5..375e635e 100644
--- a/lib/plugins/ticker/quadrigacx/quadrigacx.js
+++ b/lib/plugins/ticker/quadrigacx/quadrigacx.js
@@ -10,7 +10,7 @@ exports.SUPPORTED_MODULES = ['ticker']
 function findCurrency (fxRates, fiatCode) {
   const rates = _.find(_.matchesProperty('code', fiatCode), fxRates)
   if (!rates || !rates.rate) throw new Error(`Unsupported currency: ${fiatCode}`)
-  return BN(rates.rate)
+  return BN(rates.rate.toString())
 }
 
 exports.ticker = function ticker (account, fiatCode, cryptoCode) {