diff --git a/oscar_approval/apps/approval/models.py b/oscar_approval/apps/approval/models.py
index 21c81bc..e0e66ee 100644
--- a/oscar_approval/apps/approval/models.py
+++ b/oscar_approval/apps/approval/models.py
@@ -5,12 +5,8 @@ class OrderLineApprovalLog(AbstractOrderLineApprovalLog):
 
     pass
 
-
-
-from oscar_approval.apps.approval.signals import (order_line_approved,
-                                                  order_line_rejected)
-from oscar_approval.apps.approval.receivers import (receive_order_line_approved,
-                                                    receive_order_line_rejected)
+from .signals import order_line_approved, order_line_rejected
+from .receivers import receive_order_line_approved, receive_order_line_rejected
 
 order_line_approved.connect(receive_order_line_approved)
-order_line_rejected.connect(receive_order_line_rejected)
\ No newline at end of file
+order_line_rejected.connect(receive_order_line_rejected)
diff --git a/oscar_approval/apps/approval/receivers.py b/oscar_approval/apps/approval/receivers.py
index 9ef488b..10ef3d9 100644
--- a/oscar_approval/apps/approval/receivers.py
+++ b/oscar_approval/apps/approval/receivers.py
@@ -1,6 +1,6 @@
 from django.db.models import get_model
 
-from oscar_approval.apps.approval.abstract_models import APPROVE, REJECT
+from .abstract_models import APPROVE, REJECT
 
 
 def receive_order_line_approved(sender, line, user, **kwargs):
diff --git a/oscar_approval/apps/approval/signals.py b/oscar_approval/apps/approval/signals.py
index bf91552..305e4d7 100644
--- a/oscar_approval/apps/approval/signals.py
+++ b/oscar_approval/apps/approval/signals.py
@@ -1,5 +1,4 @@
 from django import dispatch
 
 order_line_approved = dispatch.Signal(providing_args=["line", "user"])
-
 order_line_rejected = dispatch.Signal(providing_args=["line", "user"])