diff --git a/flyfish-web/src/main/java/com/flyfish/framework/beans/meta/BeanProperty.java b/flyfish-web/src/main/java/com/flyfish/framework/beans/meta/BeanProperty.java
index 476af95..b207caf 100644
--- a/flyfish-web/src/main/java/com/flyfish/framework/beans/meta/BeanProperty.java
+++ b/flyfish-web/src/main/java/com/flyfish/framework/beans/meta/BeanProperty.java
@@ -231,7 +231,7 @@ public class BeanProperty {
                         DBRefValue dbRefValue = annotations.get(DBRefValue.class).synthesize();
                         processDbRef(dbRefValue.value()).ifPresent(ref -> {
                             property.setType(BeanPropertyType.DB_REF);
-                            property.prop("uri", ref).prop("multiple", "true");
+                            property.prop("uri", ref).prop("mode", "multiple");
                         });
                     }
                 }