diff --git a/lib/postgresql_interface.js b/lib/postgresql_interface.js
index c54887da..e969f3d8 100644
--- a/lib/postgresql_interface.js
+++ b/lib/postgresql_interface.js
@@ -180,36 +180,13 @@ function billsAndTxs(client, session, cb) {
   });
 }
 
-
-// TODO: these should broken out to a common library, they are used by both
-// lamassu-machine and lamassu-server and need to stay in sync.
-function bitcoinFractionalDigits(amount) {
-  var log = Math.floor(Math.log(amount) / Math.log(10));
-  if (log < -8) log = -8;
-  return (log > 0) ? 2 : 2 - log;
-}
-
-function truncateBitcoins(bitcoins) {
-  if (bitcoins < 0) logger.error('Negative amount in truncateBitcoins');
-  var decimalDigits = bitcoinFractionalDigits(bitcoins);
-  var adjuster = Math.pow(10, decimalDigits);
-  return (Math.round(bitcoins * adjuster) / adjuster);
-}
-
-function truncateSatoshis(satoshis) {
-  var bitcoins = satoshis / SATOSHI_FACTOR;
-  var truncated = truncateBitcoins(bitcoins);
-  return Math.round(truncated * SATOSHI_FACTOR);
-}
-// END TODO
-
 function computeSendAmount(tx, totals) {
   var fiatRemaining = (tx.fiat || totals.billsFiat) - totals.txFiat;
   var satoshisRemaining = (tx.satoshis || totals.billsSatoshis) -
     totals.txSatoshis;
   var result = {
     fiat: fiatRemaining,
-    satoshis: truncateSatoshis(satoshisRemaining)
+    satoshis: satoshisRemaining
   };
   if (result.fiat < 0 || result.satoshis < 0) {
     logger.warn({tx: tx, totals: totals, result: result},