diff --git a/software/openCli/OpenCli.py b/software/openCli/OpenCli.py
index a88b9468c..7172e85e7 100644
--- a/software/openCli/OpenCli.py
+++ b/software/openCli/OpenCli.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import sys
 import threading
diff --git a/software/openCli/SimCli.py b/software/openCli/SimCli.py
index bd7cab0c4..0e0ac7368 100644
--- a/software/openCli/SimCli.py
+++ b/software/openCli/SimCli.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import sys
 import threading
diff --git a/software/openvisualizer/bin/openVisualizerApp/openVisualizerCli.py b/software/openvisualizer/bin/openVisualizerApp/openVisualizerCli.py
index f9c1bccc6..7a9c79f14 100755
--- a/software/openvisualizer/bin/openVisualizerApp/openVisualizerCli.py
+++ b/software/openvisualizer/bin/openVisualizerApp/openVisualizerCli.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/bin/openVisualizerApp/openVisualizerGui.py b/software/openvisualizer/bin/openVisualizerApp/openVisualizerGui.py
index 27515b475..a58a11b89 100755
--- a/software/openvisualizer/bin/openVisualizerApp/openVisualizerGui.py
+++ b/software/openvisualizer/bin/openVisualizerApp/openVisualizerGui.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/bin/openVisualizerApp/openVisualizerWeb.py b/software/openvisualizer/bin/openVisualizerApp/openVisualizerWeb.py
index 01edcc42c..f1e88c6ff 100644
--- a/software/openvisualizer/bin/openVisualizerApp/openVisualizerWeb.py
+++ b/software/openvisualizer/bin/openVisualizerApp/openVisualizerWeb.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2013, Ken Bannister.
 # All rights reserved.
 #
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspBoard.py b/software/openvisualizer/openvisualizer/BspEmulator/BspBoard.py
index 7dc3afea2..ff8f6e0ef 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspBoard.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspBoard.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspBsp_timer.py b/software/openvisualizer/openvisualizer/BspEmulator/BspBsp_timer.py
index d09b333ba..755c44103 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspBsp_timer.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspBsp_timer.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspDebugpins.py b/software/openvisualizer/openvisualizer/BspEmulator/BspDebugpins.py
index 10be583af..84e62c435 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspDebugpins.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspDebugpins.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspEui64.py b/software/openvisualizer/openvisualizer/BspEmulator/BspEui64.py
index a8bd9f7ed..4d0b0ef03 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspEui64.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspEui64.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspLeds.py b/software/openvisualizer/openvisualizer/BspEmulator/BspLeds.py
index 2edab2c79..75a941861 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspLeds.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspLeds.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspModule.py b/software/openvisualizer/openvisualizer/BspEmulator/BspModule.py
index 338c9c692..9782aa03c 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspModule.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspModule.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspRadio.py b/software/openvisualizer/openvisualizer/BspEmulator/BspRadio.py
index 72d0c3dd4..3b72b4ef2 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspRadio.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspRadio.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspRadiotimer.py b/software/openvisualizer/openvisualizer/BspEmulator/BspRadiotimer.py
index 3e5657ee3..69fdeec02 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspRadiotimer.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspRadiotimer.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/BspUart.py b/software/openvisualizer/openvisualizer/BspEmulator/BspUart.py
index 6c93913d3..599bb2bcf 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/BspUart.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/BspUart.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/HwCrystal.py b/software/openvisualizer/openvisualizer/BspEmulator/HwCrystal.py
index caac53932..ba429e193 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/HwCrystal.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/HwCrystal.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/HwModule.py b/software/openvisualizer/openvisualizer/BspEmulator/HwModule.py
index f1c6972f7..53c107561 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/HwModule.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/HwModule.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/BspEmulator/HwSupply.py b/software/openvisualizer/openvisualizer/BspEmulator/HwSupply.py
index 323a8a778..252d802e8 100644
--- a/software/openvisualizer/openvisualizer/BspEmulator/HwSupply.py
+++ b/software/openvisualizer/openvisualizer/BspEmulator/HwSupply.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/SimEngine/IdManager.py b/software/openvisualizer/openvisualizer/SimEngine/IdManager.py
index 0a16e11d7..500017442 100644
--- a/software/openvisualizer/openvisualizer/SimEngine/IdManager.py
+++ b/software/openvisualizer/openvisualizer/SimEngine/IdManager.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/SimEngine/LocationManager.py b/software/openvisualizer/openvisualizer/SimEngine/LocationManager.py
index 7cada3fb6..0153268f2 100644
--- a/software/openvisualizer/openvisualizer/SimEngine/LocationManager.py
+++ b/software/openvisualizer/openvisualizer/SimEngine/LocationManager.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/SimEngine/MoteHandler.py b/software/openvisualizer/openvisualizer/SimEngine/MoteHandler.py
index 4b207d0da..b0d8cd186 100644
--- a/software/openvisualizer/openvisualizer/SimEngine/MoteHandler.py
+++ b/software/openvisualizer/openvisualizer/SimEngine/MoteHandler.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/SimEngine/Propagation.py b/software/openvisualizer/openvisualizer/SimEngine/Propagation.py
index d7c0d5469..d9e33b9dc 100644
--- a/software/openvisualizer/openvisualizer/SimEngine/Propagation.py
+++ b/software/openvisualizer/openvisualizer/SimEngine/Propagation.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/SimEngine/SimEngine.py b/software/openvisualizer/openvisualizer/SimEngine/SimEngine.py
index 1203ad25b..c20a35caa 100644
--- a/software/openvisualizer/openvisualizer/SimEngine/SimEngine.py
+++ b/software/openvisualizer/openvisualizer/SimEngine/SimEngine.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/SimEngine/TimeLine.py b/software/openvisualizer/openvisualizer/SimEngine/TimeLine.py
index 1af8a3b7f..e471fcff2 100644
--- a/software/openvisualizer/openvisualizer/SimEngine/TimeLine.py
+++ b/software/openvisualizer/openvisualizer/SimEngine/TimeLine.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # Copyright (c) 2010-2013, Regents of the University of California. 
 # All rights reserved. 
 #  
diff --git a/software/openvisualizer/openvisualizer/openUI/SimFrame.py b/software/openvisualizer/openvisualizer/openUI/SimFrame.py
index a8ddbd6c1..5333e62bd 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimFrame.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimFrame.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import Tkinter
 from SimStyle import SimStyle
diff --git a/software/openvisualizer/openvisualizer/openUI/SimGui.py b/software/openvisualizer/openvisualizer/openUI/SimGui.py
index b2bbecbaf..9e66367b1 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimGui.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimGui.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 from SimWindow   import SimWindow
 import SimTimebar
diff --git a/software/openvisualizer/openvisualizer/openUI/SimStyle.py b/software/openvisualizer/openvisualizer/openUI/SimStyle.py
index d4a2529f5..3ec378bd0 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimStyle.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimStyle.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 class SimStyle(object):
     
diff --git a/software/openvisualizer/openvisualizer/openUI/SimTab.py b/software/openvisualizer/openvisualizer/openUI/SimTab.py
index 656b3d807..ecde97574 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimTab.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimTab.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import Tkinter
 from SimStyle import SimStyle
diff --git a/software/openvisualizer/openvisualizer/openUI/SimTabAbout.py b/software/openvisualizer/openvisualizer/openUI/SimTabAbout.py
index da2902d16..377b5a08a 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimTabAbout.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimTabAbout.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import Tkinter
 from SimStyle import SimStyle
diff --git a/software/openvisualizer/openvisualizer/openUI/SimTabBoot.py b/software/openvisualizer/openvisualizer/openUI/SimTabBoot.py
index d96d6c04e..383accc2a 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimTabBoot.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimTabBoot.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import Tkinter
 from SimStyle import SimStyle
diff --git a/software/openvisualizer/openvisualizer/openUI/SimTabStats.py b/software/openvisualizer/openvisualizer/openUI/SimTabStats.py
index a47f92cc2..0d6c1d9a0 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimTabStats.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimTabStats.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import Tkinter
 from SimStyle import SimStyle
diff --git a/software/openvisualizer/openvisualizer/openUI/SimTabcontainer.py b/software/openvisualizer/openvisualizer/openUI/SimTabcontainer.py
index 96a80dad4..d2d14f997 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimTabcontainer.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimTabcontainer.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import Tkinter
 from SimStyle import SimStyle
diff --git a/software/openvisualizer/openvisualizer/openUI/SimTimebar.py b/software/openvisualizer/openvisualizer/openUI/SimTimebar.py
index dea417f1c..d7e4e179a 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimTimebar.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimTimebar.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import Tkinter
 from SimStyle import SimStyle
diff --git a/software/openvisualizer/openvisualizer/openUI/SimWindow.py b/software/openvisualizer/openvisualizer/openUI/SimWindow.py
index e517e7240..017e6faf9 100644
--- a/software/openvisualizer/openvisualizer/openUI/SimWindow.py
+++ b/software/openvisualizer/openvisualizer/openUI/SimWindow.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import sys
 import Tkinter