diff --git a/docker-compose-infra-slave.yml b/docker-compose-infra-slave.yml
index 1ae7e28..abc6da3 100644
--- a/docker-compose-infra-slave.yml
+++ b/docker-compose-infra-slave.yml
@@ -68,15 +68,15 @@ services:
     restart: unless-stopped
     ports:
       - "6379:6379"
+    environment:
+      <<: *vars
+    entrypoint: ["/bin/sh", "-c"]
     command:
-      - redis-server
-      - --replicaof
-      - 192.168.0.169
-      - "6379"
-      - --requirepass
-      - Bjang09@686^*^
-      - --masterauth
-      - Bjang09@686^*^
+      - |
+        set -e
+        exec redis-server --replicaof "$${MASTER_IP}" 6379 \
+          --requirepass "Bjang09@686^*^" \
+          --masterauth "Bjang09@686^*^"
     volumes:
       - ../data/redis-replica:/data
     networks: