diff --git a/sdc-os-chef/environments/Template.json b/sdc-os-chef/environments/Template.json
index 3fee2a2..c5f64f0 100644
--- a/sdc-os-chef/environments/Template.json
+++ b/sdc-os-chef/environments/Template.json
@@ -88,7 +88,8 @@
             "commitlog_dir": "/var/lib/cassandra/commitlog",
             "socket_read_timeout": "20000",
             "socket_connect_timeout": "20000",
-            "titan_connection_timeout": "10000"
+            "titan_connection_timeout": "10000",
+            "replication_factor": "1"
         }
     }
 }