diff --git a/training/orig/1.1/sample_job b/training/orig/1.1/sample_job
index 54241b27..5e2de000 100755
--- a/training/orig/1.1/sample_job
+++ b/training/orig/1.1/sample_job
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 from signal import *
 from time import sleep
diff --git a/training/orig/demo_motoman/fs100/src/move_to_joint.py b/training/orig/demo_motoman/fs100/src/move_to_joint.py
index bdeed3fd..1f97b586 100755
--- a/training/orig/demo_motoman/fs100/src/move_to_joint.py
+++ b/training/orig/demo_motoman/fs100/src/move_to_joint.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import sys, yaml
 import roslib; roslib.load_manifest('fs100')
diff --git a/training/orig/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator b/training/orig/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator
index a43e5f30..e0b83d82 100755
--- a/training/orig/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator
+++ b/training/orig/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import roslib; roslib.load_manifest('industrial_robot_simulator')
 import rospy
diff --git a/training/ref/1.1/sample_job b/training/ref/1.1/sample_job
index 54241b27..5e2de000 100755
--- a/training/ref/1.1/sample_job
+++ b/training/ref/1.1/sample_job
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 from signal import *
 from time import sleep
diff --git a/training/supplements/industrial_robot_simulator/industrial_robot_simulator b/training/supplements/industrial_robot_simulator/industrial_robot_simulator
index 07266f98..587982de 100755
--- a/training/supplements/industrial_robot_simulator/industrial_robot_simulator
+++ b/training/supplements/industrial_robot_simulator/industrial_robot_simulator
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import roslib; roslib.load_manifest('industrial_robot_simulator')
 import rospy
diff --git a/training/work/1.1/sample_job b/training/work/1.1/sample_job
index 54241b27..5e2de000 100755
--- a/training/work/1.1/sample_job
+++ b/training/work/1.1/sample_job
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 from signal import *
 from time import sleep
diff --git a/training/work/demo_motoman/fs100/src/move_to_joint.py b/training/work/demo_motoman/fs100/src/move_to_joint.py
index bdeed3fd..1f97b586 100755
--- a/training/work/demo_motoman/fs100/src/move_to_joint.py
+++ b/training/work/demo_motoman/fs100/src/move_to_joint.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import sys, yaml
 import roslib; roslib.load_manifest('fs100')
diff --git a/training/work/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator b/training/work/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator
index a43e5f30..e0b83d82 100755
--- a/training/work/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator
+++ b/training/work/demo_motoman/industrial_core/industrial_robot_simulator/industrial_robot_simulator
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import roslib; roslib.load_manifest('industrial_robot_simulator')
 import rospy