diff --git a/designer_base/src/com/fr/design/preview/WriteEnhancePreview.java b/designer_base/src/com/fr/design/preview/WriteEnhancePreview.java
index 71705e963..8dc18b57d 100644
--- a/designer_base/src/com/fr/design/preview/WriteEnhancePreview.java
+++ b/designer_base/src/com/fr/design/preview/WriteEnhancePreview.java
@@ -28,13 +28,13 @@ public class WriteEnhancePreview extends AbstractPreviewProvider {
 
     @Override
     public int previewTypeCode() {
-        return IOFile.WRITE_PREVIEW_TYPE;
+        return IOFile.WRITE_ENHANCE_PREVIEW_TYPE;
     }
 
     @Override
     public Map<String, Object> parametersForPreview() {
         Map<String, Object> map = new HashMap<String, Object>();
-        map.put("op", "write_ex");
+        map.put("op", "write_plus");
         return map;
     }
 }