diff --git a/requirements/base.txt b/requirements/base.txt
old mode 100755
new mode 100644
index fa90fdf..e8407c1
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -23,5 +23,5 @@ six==1.10.0
 cryptography==2.1.3
 fabric==1.14.0
 celery==4.1.1
-django-celery-results==1.0.1
+django-celery-results==2.4.0
 redis==2.10.5