diff --git a/adafruit_pcf8591/pcf8591.py b/adafruit_pcf8591/pcf8591.py
index 5fddaf0..1f2159e 100644
--- a/adafruit_pcf8591/pcf8591.py
+++ b/adafruit_pcf8591/pcf8591.py
@@ -63,7 +63,6 @@ def __init__(self, i2c_bus, address=_PCF8591_DEFAULT_ADDR, reference_voltage=3.3
         else:
             raise ValueError("reference_voltage must be from 2.5 - 6.0")
         self._buffer = bytearray(2)
-        print("self.reference_voltage = ", self.reference_voltage)
         # possibly measure each channel here to prep readings for
         # user calls to `read`
 
diff --git a/setup.py b/setup.py
index 1ef27b6..2c7fa40 100644
--- a/setup.py
+++ b/setup.py
@@ -59,5 +59,5 @@
     # simple. Or you can use find_packages().
     # TODO: IF LIBRARY FILES ARE A PACKAGE FOLDER,
     #       CHANGE `py_modules=['...']` TO `packages=['...']`
-    py_modules=["adafruit_pcf8591"],
+    packages=["adafruit_pcf8591"],
 )