diff --git a/src/chat/replyer/private_generator.py b/src/chat/replyer/private_generator.py
index 2db52e0a..83eccd8e 100644
--- a/src/chat/replyer/private_generator.py
+++ b/src/chat/replyer/private_generator.py
@@ -216,25 +216,25 @@ class PrivateReplyer:
             traceback.print_exc()
             return False, llm_response
 
-    # async def build_relation_info(self, chat_content: str, sender: str):
-    #     if not global_config.relationship.enable_relationship:
-    #         return ""
+    async def build_relation_info(self, chat_content: str, sender: str):
+        if not global_config.relationship.enable_relationship:
+            return ""
 
-    #     if not sender:
-    #         return ""
+        if not sender:
+            return ""
 
-    #     if sender == global_config.bot.nickname:
-    #         return ""
+        if sender == global_config.bot.nickname:
+            return ""
 
-    #     # 获取用户ID
-    #     person = Person(person_name=sender)
-    #     if not is_person_known(person_name=sender):
-    #         logger.warning(f"未找到用户 {sender} 的ID，跳过信息提取")
-    #         return f"你完全不认识{sender}，不理解ta的相关信息。"
+        # 获取用户ID
+        person = Person(person_name=sender)
+        if not is_person_known(person_name=sender):
+            logger.warning(f"未找到用户 {sender} 的ID，跳过信息提取")
+            return f"你完全不认识{sender}，不理解ta的相关信息。"
 
-    #     sender_relation = await person.build_relationship(chat_content)
+        sender_relation = await person.build_relationship(chat_content)
 
-    #     return f"{sender_relation}"
+        return f"{sender_relation}"
 
     async def build_expression_habits(self, chat_history: str, target: str) -> Tuple[str, List[int]]:
         # sourcery skip: for-append-to-extend