diff --git a/designer-base/src/main/java/com/fr/design/data/BasicTableDataUtils.java b/designer-base/src/main/java/com/fr/design/data/BasicTableDataUtils.java
index 57c7e23a1..c711a1999 100644
--- a/designer-base/src/main/java/com/fr/design/data/BasicTableDataUtils.java
+++ b/designer-base/src/main/java/com/fr/design/data/BasicTableDataUtils.java
@@ -11,7 +11,7 @@ import com.fr.stable.StringUtils;
  * Created by hades on 2020/4/27
  */
 public abstract class BasicTableDataUtils {
-    private static final String SEPARATOR = "-";
+    private static final String SEPARATOR = "_";
 
     private static final int LEN = 2;