diff --git a/backend-java/src/main/resources/application-server.yml b/backend-java/src/main/resources/application-server.yml
index f829efe2..7380d94b 100644
--- a/backend-java/src/main/resources/application-server.yml
+++ b/backend-java/src/main/resources/application-server.yml
@@ -7,11 +7,15 @@ spring:
   data:
     redis:
       username: ${AIIMAGE_REDIS_USERNAME:}
-      host: ${AIIMAGE_REDIS_HOST}
-      port: ${AIIMAGE_REDIS_PORT}
+      host: ${AIIMAGE_REDIS_HOST:}
+      port: ${AIIMAGE_REDIS_PORT:16379}
       password: ${AIIMAGE_REDIS_PASSWORD}
       database: ${AIIMAGE_REDIS_DATABASE:0}
       timeout: ${AIIMAGE_REDIS_TIMEOUT:5s}
+      sentinel:
+        master: ${AIIMAGE_REDIS_SENTINEL_MASTER:mymaster}
+        nodes: ${AIIMAGE_REDIS_SENTINEL_NODES:192.168.0.171:26379,192.168.0.170:26379}
+        password: ${AIIMAGE_REDIS_SENTINEL_PASSWORD:B6COTcY094TYe545}
 
 aiimage:
   instance-id: ${AIIMAGE_INSTANCE_ID:}