diff --git a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiRedisConfigServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiRedisConfigServiceImpl.java
index 4f6166bc8..b8087eef0 100644
--- a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiRedisConfigServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiRedisConfigServiceImpl.java
@@ -50,7 +50,7 @@ public class AiRedisConfigServiceImpl implements IAiRedisConfigService {
     @Autowired
     private IMediaServerService mediaServerService;
 
-    private static final long KEY_EXPIRE_SECONDS = 3600;
+    private static final long KEY_EXPIRE_SECONDS = 86400 * 7;  // 7天过期
 
     @Override
     public void writeRoiToRedis(AiRoi roi) {