diff --git a/src/main/java/com/dl/officialsite/sharing/Share.java b/src/main/java/com/dl/officialsite/sharing/Share.java
index 4fcf59be..0c81a5d8 100644
--- a/src/main/java/com/dl/officialsite/sharing/Share.java
+++ b/src/main/java/com/dl/officialsite/sharing/Share.java
@@ -104,7 +104,7 @@ public class Share {
     private String meetingLink;
 
     @Column
-    private int rewardAmount;
+    private Integer rewardAmount;
 
     @CreatedDate
     @Column(updatable = false)