diff --git a/blade-biz-common/src/main/java/org/springblade/common/constant/factorydata/FactoryDataConstants.java b/blade-biz-common/src/main/java/org/springblade/common/constant/factorydata/FactoryDataConstants.java
index 43b273aad..d73575d69 100644
--- a/blade-biz-common/src/main/java/org/springblade/common/constant/factorydata/FactoryDataConstants.java
+++ b/blade-biz-common/src/main/java/org/springblade/common/constant/factorydata/FactoryDataConstants.java
@@ -15,7 +15,7 @@ public abstract class FactoryDataConstants {
 		/**
 		 * 如果不需要 ""
 		 */
-		String DEVAUTH = ".pref";
+		String DEVAUTH = "";
 
 		/**
 		 * 定义交换机