diff --git a/src/main/java/xuan/entity/UserInfo.java b/src/main/java/xuan/entity/UserInfo.java
index 209c32f..ffed590 100644
--- a/src/main/java/xuan/entity/UserInfo.java
+++ b/src/main/java/xuan/entity/UserInfo.java
@@ -46,6 +46,9 @@ public class UserInfo {
         createTime = LocalDateTime.now();
         updateTime = createTime;
         vipLevel = 0;
+        if (coins == null) {
+            coins = 3;
+        }
         streakDays = 0;
     }