diff --git a/tests/data/test_us_equity_pricing.py b/tests/data/test_us_equity_pricing.py
index a6431875..35e329f4 100644
--- a/tests/data/test_us_equity_pricing.py
+++ b/tests/data/test_us_equity_pricing.py
@@ -291,6 +291,11 @@ class BcolzDailyBarTestCase(TestCase):
                                   'close')
         self.assertEqual(235651.0, price)
 
+        # Ensure that volume does not have float adjustment applied.
+        volume = reader.spot_price(1, Timestamp('2015-06-02', tz='UTC'),
+                                   'volume')
+        self.assertEqual(145631, volume)
+
     def test_unadjusted_spot_price_no_data(self):
         table = self.writer.write(self.dest, self.trading_days, self.assets)
         reader = BcolzDailyBarReader(table)
diff --git a/zipline/data/us_equity_pricing.py b/zipline/data/us_equity_pricing.py
index 0d308c75..121e56d5 100644
--- a/zipline/data/us_equity_pricing.py
+++ b/zipline/data/us_equity_pricing.py
@@ -498,7 +498,11 @@ class BcolzDailyBarReader(object):
             raise NoDataOnDate(
                 "No data on or after day={0} for sid={1}".format(
                     day, sid))
-        return self._spot_col(colname)[ix] * 0.001
+        price = self._spot_col(colname)[ix]
+        if colname != 'volume':
+            return price * 0.001
+        else:
+            return price
 
 
 class SQLiteAdjustmentWriter(object):