diff --git a/clusters/cl01tl/manifests/matrix-synapse/RedisReplication-redis-replication-hookshot.yaml b/clusters/cl01tl/manifests/matrix-synapse/RedisReplication-redis-replication-hookshot.yaml
index edbfc0265..64c1418eb 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/RedisReplication-redis-replication-hookshot.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/RedisReplication-redis-replication-hookshot.yaml
@@ -11,7 +11,7 @@ metadata:
     app.kubernetes.io/instance: matrix-synapse
     app.kubernetes.io/part-of: matrix-synapse
 spec:
-  clusterSize: 1
+  clusterSize: 3
   podSecurityContext:
     fsGroup: 1000
     runAsUser: 1000