diff --git a/lib/postgresql_interface.js b/lib/postgresql_interface.js
index b04cd217..ce746556 100644
--- a/lib/postgresql_interface.js
+++ b/lib/postgresql_interface.js
@@ -26,8 +26,8 @@ PostgresqlInterface.prototype.summonTransaction =
   // If it worked, go ahead with transaction
   // If duplicate, fetch status and return
   var self = this;
-  this.client.query('INSERT INTO transactions (id, status, "deviceFingerprint", ' +
-      '"toAddress", satoshis, "currencyCode", fiat) ' + 
+  this.client.query('INSERT INTO transactions (id, status, device_fingerprint, ' +
+      'to_address, satoshis, currency_code, fiat) ' + 
       'VALUES ($1, $2, $3, $4, $5, $6, $7)', [tx.txId, 'pending', deviceFingerprint,
       tx.toAddress, tx.satoshis, tx.currencyCode, tx.fiat], 
       function (err) {
@@ -47,7 +47,7 @@ PostgresqlInterface.prototype.reportTransactionError =
 PostgresqlInterface.prototype.completeTransaction = 
   function completeTransaction(tx, txHash) {
   if (txHash)
-    this.client.query('UPDATE transactions SET "txHash"=$1, status=$2, completed=now() WHERE id=$3', 
+    this.client.query('UPDATE transactions SET tx_hash=$1, status=$2, completed=now() WHERE id=$3', 
       [txHash, 'completed', tx.txId]);
   else
     this.client.query('UPDATE transactions SET status=$1, error=$2 WHERE id=$3', 
@@ -56,7 +56,7 @@ PostgresqlInterface.prototype.completeTransaction =
 
 PostgresqlInterface.prototype._fetchTransaction = 
     function _fetchTransaction(txId, cb) {
-  this.client.query('SELECT status, "txHash" FROM transactions WHERE id=$1',
+  this.client.query('SELECT status, tx_hash FROM transactions WHERE id=$1',
       [txId], function (err, results) {
     if (err) return cb(err);
 
@@ -64,6 +64,6 @@ PostgresqlInterface.prototype._fetchTransaction =
     if (results.rows.length === 0) return cb(new Error('Couldn\'t find transaction.')); 
 
     var result = results.rows[0];
-    cb(null, false, result.txHash);
+    cb(null, false, result.tx_hash);
   });
 };