diff --git a/setup.py b/setup.py
index e2affb4..f3d11b0 100755
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
     install_requires=[
         'wagtail>=1.0',
         'requests>=2.9.1',
-        'celery>=4.0,<5'
+        'celery>=5.0,<6'
     ],
     zip_safe=False,
     license='BSD License',