diff --git a/src/main/java/com/pt/entity/Download.java b/src/main/java/com/pt/entity/Download.java
index 38b955a..38c8de6 100644
--- a/src/main/java/com/pt/entity/Download.java
+++ b/src/main/java/com/pt/entity/Download.java
@@ -1,9 +1,6 @@
 package com.pt.entity;
 
-import jakarta.persistence.Entity;
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
-import jakarta.persistence.Id;
+import jakarta.persistence.*;
 
 import java.time.LocalDateTime;
 
diff --git a/src/main/java/com/pt/entity/Resource.java b/src/main/java/com/pt/entity/Resource.java
index 9b7da39..0ac7321 100644
--- a/src/main/java/com/pt/entity/Resource.java
+++ b/src/main/java/com/pt/entity/Resource.java
@@ -23,6 +23,7 @@
     private String description;
     private byte[] torrentData;
 
+    private String info_hash;
     public Resource() {
     }
 
@@ -78,6 +79,14 @@
         this.torrentData = torrentData;
     }
 
+    public String getInfo_hash() {
+        return info_hash;
+    }
+
+    public void setInfo_hash(String info_hash) {
+        this.info_hash = info_hash;
+    }
+
     /*
         * 重写toString方法，将资源信息以JSON字符串形式返回
      */