diff --git a/pyad2/__init__.py b/pyad2/__init__.py
index 55402a4..71586dd 100644
--- a/pyad2/__init__.py
+++ b/pyad2/__init__.py
@@ -1,5 +1,5 @@
-import ad2usb
+import ad2
 import devices
 import util
 
-__all__ = ['ad2usb', 'devices', 'util']
+__all__ = ['ad2', 'devices', 'util']
diff --git a/pyad2/ad2usb.py b/pyad2/ad2.py
similarity index 100%
rename from pyad2/ad2usb.py
rename to pyad2/ad2.py
diff --git a/pyad2/util.py b/pyad2/util.py
index e005e08..ab94bc8 100644
--- a/pyad2/util.py
+++ b/pyad2/util.py
@@ -4,7 +4,7 @@ Provides utility classes for the AD2USB devices.
 .. moduleauthor:: Scott Petersen <scott@nutech.com>
 """
 
-import ad2usb
+import ad2
 import time
 import traceback
 import threading