diff --git a/modules/i3plus-pojo-model/src/main/java/cn/estsh/i3plus/pojo/model/common/ExportDataModel.java b/modules/i3plus-pojo-model/src/main/java/cn/estsh/i3plus/pojo/model/common/ExportDataModel.java
index beffb73..23a5718 100644
--- a/modules/i3plus-pojo-model/src/main/java/cn/estsh/i3plus/pojo/model/common/ExportDataModel.java
+++ b/modules/i3plus-pojo-model/src/main/java/cn/estsh/i3plus/pojo/model/common/ExportDataModel.java
@@ -17,6 +17,6 @@ public class ExportDataModel {
 
     private String exportData;
 
-    private LinkedHashMap<String, String> exportCol;
+    private String exportCol;
 
 }