diff --git a/blade-biz-common/src/main/java/org/springblade/common/constant/broadcast/FanoutConstants.java b/blade-biz-common/src/main/java/org/springblade/common/constant/broadcast/FanoutConstants.java
index 845c2da98..3e3105c01 100644
--- a/blade-biz-common/src/main/java/org/springblade/common/constant/broadcast/FanoutConstants.java
+++ b/blade-biz-common/src/main/java/org/springblade/common/constant/broadcast/FanoutConstants.java
@@ -267,6 +267,16 @@ public abstract class FanoutConstants {
 			}
 		}
 
+		interface DeliveryRetention {
+
+			String EXCHANGE = "fanout.distribution.retention" + ModuleNameConstant.DEVAUTH;
+//			String EXCHANGE_DELAY = "fanout.distribution.plan.delay" + ModuleNameConstant.DEVAUTH;
+
+			interface QUEUE {
+				String REPORT = "fanout.distribution.retention.report" + ModuleNameConstant.DEVAUTH;
+			}
+		}
+
 		/**
 		 * 备货节点
 		 *