diff --git a/business/src/main/java/com/fizz/business/dto/ExitCoilInfoDTO.java b/business/src/main/java/com/fizz/business/dto/ExitCoilInfoDTO.java
index 8b8f4e3..9480e7b 100644
--- a/business/src/main/java/com/fizz/business/dto/ExitCoilInfoDTO.java
+++ b/business/src/main/java/com/fizz/business/dto/ExitCoilInfoDTO.java
@@ -11,7 +11,7 @@ import java.io.Serializable;
 @Builder
 public class ExitCoilInfoDTO implements Serializable {
 
-    private Long planId;
+    private String planId;
     private double startPos;
     private double endPos;
     private double exitCutLength;