diff --git a/common/tasks/__init__.py b/common/tasks/__init__.py
index e69de29..494ec79 100644
--- a/common/tasks/__init__.py
+++ b/common/tasks/__init__.py
@@ -0,0 +1,3 @@
+import os.path
+
+assets = os.path.normpath(os.path.join(os.path.dirname(__file__), '../assets'))
diff --git a/common/tasks/initd.py b/common/tasks/initd.py
index 5e52288..5a5da89 100644
--- a/common/tasks/initd.py
+++ b/common/tasks/initd.py
@@ -2,6 +2,7 @@ from base import Task
 from common import phases
 from common.exceptions import TaskError
 from common.tools import log_check_call
+from . import assets
 import os.path
 
 
@@ -31,7 +32,7 @@ class AddExpandRoot(Task):
 	successors = [InstallInitScripts]
 
 	def run(self, info):
-		init_scripts_dir = os.path.normpath(os.path.join(os.path.dirname(__file__), '../assets/init.d'))
+		init_scripts_dir = os.path.join(assets, 'init.d')
 		info.initd['install']['expand-root'] = os.path.join(init_scripts_dir, 'expand-root')
 
 
@@ -41,7 +42,7 @@ class AddSSHKeyGeneration(Task):
 	successors = [InstallInitScripts]
 
 	def run(self, info):
-		init_scripts_dir = os.path.normpath(os.path.join(os.path.dirname(__file__), '../assets/init.d'))
+		init_scripts_dir = os.path.join(assets, 'init.d')
 		install = info.initd['install']
 		from subprocess import CalledProcessError
 		try:
diff --git a/plugins/opennebula/tasks.py b/plugins/opennebula/tasks.py
index 68c800d..1c71432 100644
--- a/plugins/opennebula/tasks.py
+++ b/plugins/opennebula/tasks.py
@@ -3,6 +3,8 @@ from common import phases
 from common.tasks.locale import GenerateLocale
 import os
 
+assets = os.path.normpath(os.path.join(os.path.dirname(__file__), 'assets'))
+
 
 class OpenNebulaContext(Task):
 	description = 'Setup OpenNebula init context'
@@ -16,8 +18,7 @@ class OpenNebulaContext(Task):
 		             stat.S_IROTH                | stat.S_IXOTH)
 
 		from shutil import copy
-		assets_dir = os.path.normpath(os.path.join(os.path.dirname(__file__), 'assets'))
-		script_src = os.path.join(assets_dir, 'one-context_3.8.1.deb')
+		script_src = os.path.join(assets, 'one-context_3.8.1.deb')
 		script_dst = os.path.join(info.root, 'tmp/one-context_3.8.1.deb')
 		copy(script_src, script_dst)
 		os.chmod(script_dst, rwxr_xr_x)
@@ -34,11 +35,11 @@ class OpenNebulaContext(Task):
 		                '90', '2', '3', '4', '5', 'stop', '90', '0', '6'])
 
 		# Load all pubkeys in root authorized_keys
-		script_src = os.path.join(assets_dir, 'one-pubkey.sh')
+		script_src = os.path.join(assets, 'one-pubkey.sh')
 		script_dst = os.path.join(info.root, 'etc/one-context.d/one-pubkey.sh')
 		copy(script_src, script_dst)
 
 		# If USER_EC2_DATA is a script, execute it
-		script_src = os.path.join(assets_dir, 'one-ec2.sh')
+		script_src = os.path.join(assets, 'one-ec2.sh')
 		script_dst = os.path.join(info.root, 'etc/one-context.d/one-ec2.sh')
 		copy(script_src, script_dst)
diff --git a/plugins/vagrant/tasks.py b/plugins/vagrant/tasks.py
index 0bf5fd8..d60293f 100644
--- a/plugins/vagrant/tasks.py
+++ b/plugins/vagrant/tasks.py
@@ -5,6 +5,7 @@ from common.tasks import apt
 from plugins.admin_user.tasks import CreateAdminUser
 import os
 import shutil
+
 assets = os.path.normpath(os.path.join(os.path.dirname(__file__), 'assets'))
 
 
diff --git a/providers/ec2/tasks/__init__.py b/providers/ec2/tasks/__init__.py
index e69de29..494ec79 100644
--- a/providers/ec2/tasks/__init__.py
+++ b/providers/ec2/tasks/__init__.py
@@ -0,0 +1,3 @@
+import os.path
+
+assets = os.path.normpath(os.path.join(os.path.dirname(__file__), '../assets'))
diff --git a/providers/ec2/tasks/ami.py b/providers/ec2/tasks/ami.py
index 801eb69..d9282c9 100644
--- a/providers/ec2/tasks/ami.py
+++ b/providers/ec2/tasks/ami.py
@@ -5,9 +5,10 @@ from common.tools import log_check_call
 from ebs import Snapshot
 from common.tasks import workspace
 from connection import Connect
+from . import assets
 import os.path
 
-cert_ec2 = os.path.normpath(os.path.join(os.path.dirname(__file__), '../assets/certs/cert-ec2.pem'))
+cert_ec2 = os.path.join(assets, 'certs/cert-ec2.pem')
 
 
 class AMIName(Task):
diff --git a/providers/ec2/tasks/boot.py b/providers/ec2/tasks/boot.py
index 2af221e..b6af95e 100644
--- a/providers/ec2/tasks/boot.py
+++ b/providers/ec2/tasks/boot.py
@@ -1,5 +1,6 @@
 from base import Task
 from common import phases
+from . import assets
 import os
 
 
@@ -19,7 +20,7 @@ class ConfigurePVGrub(Task):
 			os.chmod(cfg, os.stat(cfg).st_mode & ~ x_all)
 
 		from shutil import copy
-		script_src = os.path.normpath(os.path.join(os.path.dirname(__file__), '../assets/grub.d/40_custom'))
+		script_src = os.path.join(assets, 'grub.d/40_custom')
 		script_dst = os.path.join(info.root, 'etc/grub.d/40_custom')
 		copy(script_src, script_dst)
 		os.chmod(script_dst, rwxr_xr_x)
diff --git a/providers/ec2/tasks/initd.py b/providers/ec2/tasks/initd.py
index 3e17b56..7ec4318 100644
--- a/providers/ec2/tasks/initd.py
+++ b/providers/ec2/tasks/initd.py
@@ -1,6 +1,7 @@
 from base import Task
 from common import phases
 from common.tasks import initd
+from . import assets
 import os.path
 
 
@@ -13,6 +14,6 @@ class AddEC2InitScripts(Task):
 		init_scripts = {'ec2-get-credentials': 'ec2-get-credentials',
 		                'ec2-run-user-data': 'ec2-run-user-data'}
 
-		init_scripts_dir = os.path.normpath(os.path.join(os.path.dirname(__file__), '../assets/init.d'))
+		init_scripts_dir = os.path.join(assets, 'init.d')
 		for name, path in init_scripts.iteritems():
 			info.initd['install'][name] = os.path.join(init_scripts_dir, path)