diff --git a/plugins/dify/main.py b/plugins/dify/main.py
index a245488..d2baa10 100644
--- a/plugins/dify/main.py
+++ b/plugins/dify/main.py
@@ -136,7 +136,7 @@ class DifyPlugin(MessagePluginInterface):
 
     @plugin_stats_decorator(plugin_name="Dify聊天")
     @plugin_points_cost(2, "AI聊天消耗积分", FEATURE_KEY)
-    @group_feature_rate_limit(max_per_minute=1, feature_key=FEATURE_KEY)
+    @group_feature_rate_limit(max_per_minute=5, feature_key=FEATURE_KEY)
     async def process_message(self, message: Dict[str, Any]) -> Tuple[bool, Optional[str]]:
         """处理消息"""
         content = str(message.get("content", "")).strip()