diff --git a/requirements.txt b/requirements.txt
index 2e69c078..dcb29880 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Click>=7.0,<8.0
 Cerberus>=1.2,<1.3
 unidecode
 python-memcached
-redis>=3.0.1,<4.0
+redis>=2.0,<3.0
 celery>=4.0,<5.0
 pony==0.7.6
 lxml