diff --git a/step4/provisioner/requirements.txt b/step4/provisioner/requirements.txt
index 62103c9..1612f06 100644
--- a/step4/provisioner/requirements.txt
+++ b/step4/provisioner/requirements.txt
@@ -1,3 +1,3 @@
 kubernetes==7.0.0
 ruamel.yaml>0.15,<0.16
-redis==2.10.6
+redis==4.4.4