diff --git a/broker/config/wildfirechat.conf b/broker/config/wildfirechat.conf
index 9dfaa1b4..50ccb63a 100755
--- a/broker/config/wildfirechat.conf
+++ b/broker/config/wildfirechat.conf
@@ -74,6 +74,9 @@ friend.repeat_request_duration 604800000
 ##好友请求被拒绝后再次发送的间隔，单位是毫秒，默认是30天，0为不限制
 friend.reject_request_duration 2592000000
 
+##好友请求过期时间，单位是毫秒，默认是7天，0为不限制
+friend.request_expiration_duration 604800000
+
 ## 聊天室观众空闲退出时间，单位为毫秒，默认为15分钟，0为永远不退出
 chatroom.participant_idle_time 900000
 
diff --git a/broker/src/main/java/io/moquette/BrokerConstants.java b/broker/src/main/java/io/moquette/BrokerConstants.java
index 115d9481..df6c7bb5 100755
--- a/broker/src/main/java/io/moquette/BrokerConstants.java
+++ b/broker/src/main/java/io/moquette/BrokerConstants.java
@@ -124,6 +124,7 @@ public final class BrokerConstants {
     public static final String MESSAGE_Blacklist_Strategy = "message.blacklist.strategy";
     public static final String FRIEND_Repeat_Request_Duration = "friend.repeat_request_duration";
     public static final String FRIEND_Reject_Request_Duration = "friend.reject_request_duration";
+    public static final String FRIEND_Request_Expiration_Duration = "friend.request_expiration_duration";
 
     public static final String CHATROOM_Participant_Idle_Time = "chatroom.participant_idle_time";
     public static final String CHATROOM_Rejoin_When_Active = "chatroom.rejoin_when_active";
diff --git a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
index 620a7841..18aa8ec0 100755
--- a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
+++ b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
@@ -22,7 +22,6 @@ import cn.wildfirechat.proto.WFCMessage;
 import com.google.protobuf.ByteString;
 import com.hazelcast.core.*;
 import com.hazelcast.util.StringUtil;
-import com.xiaoleilu.hutool.system.UserInfo;
 import com.xiaoleilu.loServer.model.FriendData;
 import cn.wildfirechat.pojos.InputOutputUserBlockStatus;
 import cn.wildfirechat.common.ErrorCode;
@@ -122,6 +121,8 @@ public class MemoryMessagesStore implements IMessagesStore {
 
     private long mFriendRequestDuration = 7 * 24 * 60 * 60 * 1000;
     private long mFriendRejectDuration = 30 * 24 * 60 * 60 * 1000;
+    private long mFriendRequestExpiration = 7 * 24 * 60 * 60 * 1000;
+
     private boolean mDisableStrangerChat = false;
 
     private long mChatroomParticipantIdleTime = 900000;
@@ -155,6 +156,13 @@ public class MemoryMessagesStore implements IMessagesStore {
             Utility.printExecption(LOG, e);
         }
 
+        try {
+            mFriendRequestExpiration = Long.parseLong(m_Server.getConfig().getProperty(FRIEND_Request_Expiration_Duration));
+        } catch (Exception e) {
+            e.printStackTrace();
+            Utility.printExecption(LOG, e);
+        }
+
         try {
             mChatroomRejoinWhenActive = Boolean.parseBoolean(m_Server.getConfig().getProperty(BrokerConstants.CHATROOM_Rejoin_When_Active));
         } catch (Exception e) {
@@ -2074,8 +2082,8 @@ public class MemoryMessagesStore implements IMessagesStore {
         }
 
         if (existRequest != null) {
-            if (mFriendRequestDuration > 0 && System.currentTimeMillis() - existRequest.getUpdateDt() > mFriendRequestDuration) {
-                return ErrorCode.ERROR_CODE_FRIEND_REQUEST_OVERTIME;
+            if (mFriendRequestExpiration > 0 && System.currentTimeMillis() - existRequest.getUpdateDt() > mFriendRequestExpiration) {
+                return ErrorCode.ERROR_CODE_FRIEND_REQUEST_EXPIRED;
             } else {
                 existRequest = existRequest.toBuilder().setStatus(ProtoConstants.FriendRequestStatus.RequestStatus_Accepted).setUpdateDt(System.currentTimeMillis()).build();
                 databaseStore.persistOrUpdateFriendRequest(existRequest);
diff --git a/common/src/main/java/cn/wildfirechat/common/ErrorCode.java b/common/src/main/java/cn/wildfirechat/common/ErrorCode.java
index 9fb4cf0f..419d1e90 100755
--- a/common/src/main/java/cn/wildfirechat/common/ErrorCode.java
+++ b/common/src/main/java/cn/wildfirechat/common/ErrorCode.java
@@ -36,7 +36,7 @@ public enum ErrorCode {
     //user error
     ERROR_CODE_FRIEND_ALREADY_REQUEST(16, "already send request"),
     ERROR_CODE_FRIEND_REQUEST_BLOCKED(18, "friend request blocked"),
-    ERROR_CODE_FRIEND_REQUEST_OVERTIME(19, "friend request overtime"),
+    ERROR_CODE_FRIEND_REQUEST_EXPIRED(19, "friend request expired"),
 
     ERROR_CODE_NOT_IN_CHATROOM(20, "not in chatroom"),