diff --git a/requirements.txt b/requirements.txt
index 0b1a547..8c5adab 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 PCS==0.1
-redis==2.10.6
+redis==4.4.4
 numpy==1.11.3
 pandas==0.19.2