Now depends on kombu 2.3.1

requirements/default.txt

@@ -1,3 +1,3 @@
 billiard>=2.7.3.11
 python-dateutil>=1.5,<2.0
-kombu>=2.3.0,<3.0
+kombu>=2.3.1,<3.0

setup.cfg

@@ -16,7 +16,7 @@ upload-dir = docs/.build/html
 [bdist_rpm]
 requires = uuid
            importlib
-           billiard>=2.7.3.10
+           billiard>=2.7.3.11
            python-dateutil >= 1.5
-           kombu >= 2.3.0
+           kombu >= 2.3.1
            ordereddict