diff --git a/lutin.py b/lutin.py
index a1556bb..3b55cc2 100755
--- a/lutin.py
+++ b/lutin.py
@@ -49,19 +49,19 @@ localArgument = myLutinArg.parse()
 def usage():
 	# generic argument displayed : 
 	myLutinArg.display()
-	print "		All target can finish with '-clean' '-dump' ..."
-	print "		all"
-	print "			build all (only for the current selected board) (bynary and packages)"
-	print "		clean"
-	print "			clean all (same as previous)"
-	print "		dump"
-	print "			Dump all the module dependency and properties"
+	print("		All target can finish with '-clean' '-dump' ...")
+	print("		all")
+	print("			build all (only for the current selected board) (bynary and packages)")
+	print("		clean")
+	print("			clean all (same as previous)")
+	print("		dump")
+	print("			Dump all the module dependency and properties")
 	listOfAllModule = lutinModule.list_all_module_with_desc()
 	for mod in listOfAllModule:
-		print "		" + mod[0]
+		print("		" + mod[0])
 		if mod[1] != "":
-			print "			" + mod[1]
-	print "	ex: " + sys.argv[0] + " all --target=Android all -t Windows -m debug all"
+			print("			" + mod[1])
+	print("	ex: " + sys.argv[0] + " all --target=Android all -t Windows -m debug all")
 	exit(0)
 
 # preparse the argument to get the verbose element for debug mode
@@ -79,7 +79,7 @@ def parseGenericArg(argument,active):
 				if retValue != "":
 					retValue += " "
 				retValue += moduleName
-			print retValue
+			print(retValue)
 			exit(0)
 		return True
 	if argument.get_option_nName() == "list-target":
@@ -90,7 +90,7 @@ def parseGenericArg(argument,active):
 				if retValue != "":
 					retValue += " "
 				retValue += targetName
-			print retValue
+			print(retValue)
 			exit(0)
 		return True
 	elif argument.get_option_nName()=="jobs":
diff --git a/lutinArg.py b/lutinArg.py
index 92f3674..2737a9e 100644
--- a/lutinArg.py
+++ b/lutinArg.py
@@ -249,10 +249,10 @@ class LutinArg:
 	
 	
 	def display(self):
-		print "usage:"
+		print("usage:")
 		listOfPropertiesArg = "";
 		for element in self.m_listProperties :
 			listOfPropertiesArg += element.get_porperties()
-		print "	" + sys.argv[0] + listOfPropertiesArg + " ..."
+		print("	" + sys.argv[0] + listOfPropertiesArg + " ...")
 		for element in self.m_listProperties :
 			element.display()
\ No newline at end of file
diff --git a/lutinDebug.py b/lutinDebug.py
index 7dd280e..d8048b2 100644
--- a/lutinDebug.py
+++ b/lutinDebug.py
@@ -8,7 +8,6 @@
 ##
 
 import os
-import thread
 import lutinMultiprocess
 import threading
 import re
@@ -110,7 +109,7 @@ def error(input, threadID=-1, force=False, crash=True):
 	if crash==True:
 		lutinMultiprocess.error_occured()
 		if threadID != -1:
-			thread.interrupt_main()
+			threading.interrupt_main()
 		exit(-1)
 		#os_exit(-1)
 		#raise "error happend"
diff --git a/lutinModule.py b/lutinModule.py
index 433c5c5..ea7fae3 100644
--- a/lutinModule.py
+++ b/lutinModule.py
@@ -725,17 +725,17 @@ class Module:
 	
 	def print_list(self, description, list):
 		if len(list) > 0:
-			print '        %s' %description
+			print('        ' + str(description))
 			for elem in list:
-				print '            %s' %elem
+				print('            ' + str(elem))
 	
 	def display(self, target):
-		print '-----------------------------------------------'
-		print ' package : "%s"' %self.name
-		print '-----------------------------------------------'
-		print '    type:"%s"' %self.type
-		print '    file:"%s"' %self.originFile
-		print '    folder:"%s"' %self.originFolder
+		print('-----------------------------------------------')
+		print(' package : "' + self.name + "'")
+		print('-----------------------------------------------')
+		print('    type:"' + str(self.type) + "'")
+		print('    file:"' + str(self.originFile) + "'")
+		print('    folder:"' + str(self.originFolder) + "'")
 		self.print_list('depends',self.depends)
 		self.print_list('depends_optionnal', self.depends_optionnal)
 		self.print_list('flags_ld',self.flags_ld)
diff --git a/lutinMultiprocess.py b/lutinMultiprocess.py
index ec17edb..b101e82 100644
--- a/lutinMultiprocess.py
+++ b/lutinMultiprocess.py
@@ -11,7 +11,11 @@ import sys
 import lutinDebug as debug
 import threading
 import time
-import Queue
+import sys
+if sys.version_info >= (3, 0):
+	import queue
+else:
+	import Queue as queue
 import os
 import subprocess
 import lutinTools
@@ -19,7 +23,7 @@ import lutinEnv
 import shlex
 
 queueLock = threading.Lock()
-workQueue = Queue.Queue()
+workQueue = queue.Queue()
 currentThreadWorking = 0
 threads = []
 # To know the first error arrive in the pool ==> to display all the time the same error file when multiple compilation
@@ -63,6 +67,9 @@ def run_command_direct(cmdLine):
 		debug.error("subprocess.CalledProcessError : " + str(args))
 	# launch the subprocess:
 	output, err = p.communicate()
+	if sys.version_info >= (3, 0):
+		output = output.decode("utf-8")
+		err = err.decode("utf-8")
 	# Check error :
 	if p.returncode == 0:
 		if output == None:
@@ -86,6 +93,9 @@ def run_command(cmdLine, storeCmdLine="", buildId=-1, file=""):
 		debug.error("subprocess.CalledProcessError : TODO ...")
 	# launch the subprocess:
 	output, err = p.communicate()
+	if sys.version_info >= (3, 0):
+		output = output.decode("utf-8")
+		err = err.decode("utf-8")
 	# Check error :
 	if p.returncode == 0:
 		debug.debug(lutinEnv.print_pretty(cmdLine))