diff --git a/tox.ini b/tox.ini
index 7234faf..2de97d9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -59,8 +59,6 @@ downloadcache = ~/cache/pip
 
 [flake8]
 exclude = .venv,.git,.tox,dist,*openstack/common*,*lib/python*,*egg,build,panel_template,dash_template,local_settings.py,*/local/*,*/test/test_plugins/*,.ropeproject
-# H405 multi line docstring summary not separated with an empty line
-ignore = H405
 max-complexity = 20
 
 [hacking]
diff --git a/zaqar_ui/api/rest/zaqar.py b/zaqar_ui/api/rest/zaqar.py
index 1ac2708..65d3f12 100644
--- a/zaqar_ui/api/rest/zaqar.py
+++ b/zaqar_ui/api/rest/zaqar.py
@@ -22,21 +22,18 @@ from openstack_dashboard.api.rest import utils as rest_utils
 
 @urls.register
 class Queue(generic.View):
-    """API for retrieving a single queue
-    """
+    """API for retrieving a single queue"""
     url_regex = r'zaqar/queues/(?P<queue_name>[^/]+)$'
 
     @rest_utils.ajax()
     def get(self, request, queue_name):
-        """Get a specific queue
-        """
+        """Get a specific queue"""
         return zaqar.queue_show(request, queue_name).to_dict()
 
 
 @urls.register
 class Queues(generic.View):
-    """API for queues
-    """
+    """API for queues"""
     url_regex = r'zaqar/queues/$'
 
     @rest_utils.ajax()
diff --git a/zaqar_ui/api/zaqar.py b/zaqar_ui/api/zaqar.py
index dc8d308..c4dd55c 100644
--- a/zaqar_ui/api/zaqar.py
+++ b/zaqar_ui/api/zaqar.py
@@ -55,12 +55,11 @@ def queue_list(request, limit=None, marker=None):
 
 
 def queue_create(request, queue_name, metadata):
-    """Pop up a modal form, which contains several inputbox:
-    1. queue_name
-    2. ttl
-    3. max message size
-    4. Metadata
-    """
+    # Pop up a modal form, which contains several inputbox:
+    # 1. queue_name
+    # 2. ttl
+    # 3. max message size
+    # 4. Metadata
 
     queue = zaqarclient(request).queue(queue_name, force_create=True)
     queue.metadata(new_meta=metadata)
@@ -72,9 +71,8 @@ def queue_delete(request, queue_name):
 
 
 def queue_update(request, queue_name, metadata):
-    """Popup a modal form, the queue name is a realonly label or inputbox.
-    user can change ttl, max message size and metadata
-    """
+    # Popup a modal form, the queue name is a realonly label or inputbox.
+    # user can change ttl, max message size and metadata
 
     queue = zaqarclient(request).queue(queue_name, auto_create=False)
     queue.metadata(new_meta=metadata)
@@ -85,9 +83,7 @@ def queue_get(request, queue_name):
 
 
 def queue_subscribe(request, subscriber, ttl=None, options={}):
-    """Popup a modal form, user can input subscriber, ttl and options to
-    subscribe the queue.
-
-    subscriber could be an URL or email address.
-    """
+    # Popup a modal form, user can input subscriber, ttl and options to
+    # subscribe the queue.
+    # subscriber could be an URL or email address.
     pass