diff --git a/README b/README
index dc5c52e..3e321e9 100644
--- a/README
+++ b/README
@@ -28,8 +28,9 @@ matplotlib
 
 Setup USB permissions for udev
 ------------------------------
-echo 'ACTION=="add", BUS=="usb", SYSFS{idVendor}=="1ab1", SYSFS{idProduct}=="0588", GROUP:="adm"' > tmpfile
+echo 'ACTION=="add", SUBSYSTEMS=="usb", ATTRS{idVendor}=="1ab1", ATTRS{idProduct}=="0588", GROUP="adm"' > tmpfile
 sudo chown root:root tmpfile
+sudo chmod 644 tmpfile
 sudo mv tmpfile /etc/udev/rules.d/10-rigol.rules
 sudo udevadm control --reload-rules
 
@@ -40,6 +41,6 @@ On my DS1102E the WAVE:POINT:MODE options seem to have no effect.  Maybe the fir
 udev can add more symlinks with SYMLINK+="usbtmc-newname"
 
 new udev rules
-ACTION=="add", BUS=="usb", SYSFS{idVendor}=="164e", SYSFS{idProduct}=="0fa2", GROUP:="adm", SYMLINK+="usbtmc-bnc645"
-ACTION=="add", BUS=="usb", SYSFS{idVendor}=="1ab1", SYSFS{idProduct}=="0588", GROUP:="adm", SYMLINK+="usbtmc-rigol"
+ACTION=="add", SUBSYSTEMS=="usb", ATTRS{idVendor}=="164e", ATTRS{idProduct}=="0fa2", GROUP:="adm", SYMLINK+="usbtmc-bnc645"
+ACTION=="add", SUBSYSTEMS=="usb", ATTRS{idVendor}=="1ab1", ATTRS{idProduct}=="0588", GROUP:="adm", SYMLINK+="usbtmc-rigol"
 
diff --git a/__init__.py b/__init__.py
index dc8bfbf..868bdba 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,4 +1,5 @@
 from oscope import *
 from rigol import RigolScope
 from waverunner import Waverunner
-from utils import *
\ No newline at end of file
+from utils import *
+
diff --git a/rigol.py b/rigol.py
index 6b5bfbd..33c4e80 100755
--- a/rigol.py
+++ b/rigol.py
@@ -27,7 +27,7 @@
 RAW_DATA_LENGTH = 9000
 
 class RigolScope(Scope):
-    '''Class to control a Rigol DS1000 series oscilloscope''
+    '''Class to control a Rigol DS1000 series oscilloscope'''
     def __init__(self, device):
         '''Initialize Hardware'''
         try:
@@ -188,7 +188,7 @@ def forceTrigger(self):
 
 if __name__ == "__main__":
     print "# RigolScope Test #"
-    scope = RigolScope("/dev/usbtmc-rigol")
+    scope = RigolScope("/dev/usbtmc0")
     scope.grabData()
     scope.writeWaveformToFile("out.dat")
     scope.close()
diff --git a/tests/display_rigol.py b/tests/display_rigol.py
index 5032430..a94b801 100755
--- a/tests/display_rigol.py
+++ b/tests/display_rigol.py
@@ -13,13 +13,11 @@
 from matplotlib import pyplot
 import sys
 import os
-sys.path.append(os.path.expanduser('~/Source'))
-sys.path.append(os.path.expanduser('~/src'))
-sys.path.append('/var/local/src')
-from pyoscope import RigolScope
+sys.path.append(os.path.expanduser('.'))
+from rigol import RigolScope
 
 # Initialize our scope
-scope = RigolScope("/dev/usbtmc-rigol")
+scope = RigolScope("/dev/usbtmc0")
 scope.grabData()
 data1 = scope.getScaledWaveform(1)
 data2 = scope.getScaledWaveform(2)
@@ -37,7 +35,7 @@
 else:
     tUnit = "S"
 
-# close interface
+scope.unlock()
 scope.close()
  
 # Plot the data
diff --git a/tests/display_wr.py b/tests/display_wr.py
index d7fde98..a7a3075 100755
--- a/tests/display_wr.py
+++ b/tests/display_wr.py
@@ -13,10 +13,8 @@
 from matplotlib import pyplot
 import sys
 import os
-sys.path.append(os.path.expanduser('~/Source'))
-sys.path.append(os.path.expanduser('~/src'))
-sys.path.append('/var/local/src')
-from pyoscope import Waverunner
+sys.path.append(os.path.expanduser('.'))
+from waverunner import Waverunner
 
 """ Example program to plot the Y-T data from one scope channel
     derived from capture_channel_1.py but using new interface methods """
diff --git a/tests/get_data.py b/tests/get_data.py
index 0acdfdd..0b91bda 100755
--- a/tests/get_data.py
+++ b/tests/get_data.py
@@ -9,14 +9,12 @@
 import sys
 import os
 from matplotlib import pyplot
-sys.path.append(os.path.expanduser('~/Source'))
-sys.path.append(os.path.expanduser('~/src'))
-sys.path.append('/var/local/src')
-from pyoscope import RigolScope
-from pyoscope import Waverunner
-from pyoscope import makeDataFilePath
+sys.path.append(os.path.expanduser('.'))
+from rigol import RigolScope
+from waverunner import Waverunner
+from utils import makeDataFilePath
 """ Capture data from Rigol oscilloscope and write to a file 
-    usage: python save_channel.py <filename>
+    usage: python get_data.py <filename>
     if filename is not given STDOUT will be used"""
 
 SCOPE_ADDRESS = 'nigpib1'
@@ -31,9 +29,10 @@
     sys.exit(1)
 
 print filename
-#scope = RigolScope("/dev/usbtmc0")
-scope = Waverunner(SCOPE_ADDRESS)
+scope = RigolScope("/dev/usbtmc0")
+#scope = Waverunner(SCOPE_ADDRESS)
 scope.grabData()
 scope.writeWaveformToFile(filename)
+scope.unlock()
 scope.close()
 
diff --git a/tests/realtime_plot_demo.py b/tests/realtime_plot_demo.py
index b15d955..36e0567 100755
--- a/tests/realtime_plot_demo.py
+++ b/tests/realtime_plot_demo.py
@@ -14,7 +14,10 @@
 '''
 import numpy
 from matplotlib import pyplot
-from pyusbtmc import RigolScope
+import sys
+import os
+sys.path.append(os.path.expanduser('.'))
+from rigol import RigolScope
 import time
 
 # Initialize our scope