diff --git a/main/xiaozhi-server/core/utils/dialogue.py b/main/xiaozhi-server/core/utils/dialogue.py
index fbbf7302..f135d930 100644
--- a/main/xiaozhi-server/core/utils/dialogue.py
+++ b/main/xiaozhi-server/core/utils/dialogue.py
@@ -73,6 +73,10 @@ class Dialogue:
         if system_message:
             # 基础系统提示
             enhanced_system_prompt = system_message.content
+            # 替换时间占位符
+            enhanced_system_prompt = enhanced_system_prompt.replace(
+                "{{current_time}}", datetime.now().strftime("%H:%M")
+            )
 
             # 添加说话人个性化描述
             try:
diff --git a/main/xiaozhi-server/core/utils/prompt_manager.py b/main/xiaozhi-server/core/utils/prompt_manager.py
index 79c92921..3f6c429a 100644
--- a/main/xiaozhi-server/core/utils/prompt_manager.py
+++ b/main/xiaozhi-server/core/utils/prompt_manager.py
@@ -120,7 +120,6 @@ class PromptManager:
         from datetime import datetime
 
         now = datetime.now()
-        current_time = now.strftime("%H:%M")
         today_date = now.strftime("%Y-%m-%d")
         today_weekday = WEEKDAY_MAP[now.strftime("%A")]
         today_lunar = cnlunar.Lunar(now, godType="8char")
@@ -130,7 +129,7 @@ class PromptManager:
             today_lunar.lunarDayCn,
         )
 
-        return current_time, today_date, today_weekday, lunar_date
+        return today_date, today_weekday, lunar_date
 
     def _get_location_info(self, client_ip: str) -> str:
         """获取位置信息"""
@@ -199,7 +198,7 @@ class PromptManager:
 
         try:
             # 获取最新的时间信息（不缓存）
-            current_time, today_date, today_weekday, lunar_date = (
+            today_date, today_weekday, lunar_date = (
                 self._get_current_time_info()
             )
 
@@ -224,7 +223,7 @@ class PromptManager:
             template = Template(self.base_prompt_template)
             enhanced_prompt = template.render(
                 base_prompt=user_prompt,
-                current_time=current_time,
+                current_time="{{current_time}}",
                 today_date=today_date,
                 today_weekday=today_weekday,
                 lunar_date=lunar_date,