diff --git a/src/main/java/im/zhaojun/zfile/model/entity/ShortLinkConfig.java b/src/main/java/im/zhaojun/zfile/model/entity/ShortLinkConfig.java
index 8eacb57..08b98fc 100644
--- a/src/main/java/im/zhaojun/zfile/model/entity/ShortLinkConfig.java
+++ b/src/main/java/im/zhaojun/zfile/model/entity/ShortLinkConfig.java
@@ -13,11 +13,10 @@ public class ShortLinkConfig {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Integer id;
 
-    @Column(name = "`key`")
     private String key;
 
     private String url;
 
     private Date createDate;
 
-}
+}
\ No newline at end of file