diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/offline/YggdrasilServer.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/offline/YggdrasilServer.java
index 7e722fa6b..70a9976d3 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/offline/YggdrasilServer.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/offline/YggdrasilServer.java
@@ -22,6 +22,7 @@ import org.jackhuang.hmcl.auth.yggdrasil.GameProfile;
 import org.jackhuang.hmcl.auth.yggdrasil.TextureModel;
 import org.jackhuang.hmcl.util.KeyUtils;
 import org.jackhuang.hmcl.util.Lang;
+import org.jackhuang.hmcl.util.Pair;
 import org.jackhuang.hmcl.util.gson.JsonUtils;
 import org.jackhuang.hmcl.util.gson.UUIDTypeAdapter;
 import org.jackhuang.hmcl.util.io.HttpServer;
@@ -232,12 +233,7 @@ public class YggdrasilServer extends HttpServer {
     // === properties ===
 
     @SafeVarargs
-    public static List<?> properties(Map.Entry<String, String>... entries) {
-        return properties(false, entries);
-    }
-
-    @SafeVarargs
-    public static List<?> properties(boolean sign, Map.Entry<String, String>... entries) {
+    public static List<?> properties(boolean sign, Pair<String, String>... entries) {
         return Stream.of(entries)
                 .map(entry -> {
                     LinkedHashMap<String, String> property = new LinkedHashMap<>();
@@ -248,7 +244,6 @@ public class YggdrasilServer extends HttpServer {
                     }
                     return property;
                 })
-                .collect(Collectors.toList());
+                .toList();
     }
-
 }
diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/util/Pair.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/util/Pair.java
index c39aaff10..31013444a 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/util/Pair.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/util/Pair.java
@@ -17,70 +17,27 @@
  */
 package org.jackhuang.hmcl.util;
 
-import java.util.Map;
-import java.util.Objects;
+import org.jetbrains.annotations.NotNull;
 
 /**
- *
  * @author huangyuhui
  */
-public final class Pair<K, V> implements Map.Entry<K, V> {
+public record Pair<K, V>(K key, V value) {
 
     public static <K, V> Pair<K, V> pair(K key, V value) {
         return new Pair<>(key, value);
     }
 
-    private K key;
-    private V value;
-
-    private Pair(K key, V value) {
-        this.key = key;
-        this.value = value;
-    }
-
-    @Override
     public K getKey() {
         return key;
     }
 
-    public void setKey(K key) {
-        this.key = key;
-    }
-
-    @Override
     public V getValue() {
         return value;
     }
 
     @Override
-    public V setValue(V value) {
-        V original = this.value;
-        this.value = value;
-        return original;
-    }
-
-    @Override
-    public int hashCode() {
-        int hash = 7;
-        hash = 23 * hash + Objects.hashCode(this.key);
-        hash = 23 * hash + Objects.hashCode(this.value);
-        return hash;
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj)
-            return true;
-        if (obj == null)
-            return false;
-        if (getClass() != obj.getClass())
-            return false;
-        final Pair<?, ?> other = (Pair<?, ?>) obj;
-        return Objects.equals(this.key, other.key) && Objects.equals(this.value, other.value);
-    }
-
-    @Override
-    public String toString() {
+    public @NotNull String toString() {
         return "(" + key + ", " + value + ")";
     }
 }