diff --git a/zhenxun/builtin_plugins/sign_in/_data_source.py b/zhenxun/builtin_plugins/sign_in/_data_source.py
index fea99e1c..9a9ee8f9 100644
--- a/zhenxun/builtin_plugins/sign_in/_data_source.py
+++ b/zhenxun/builtin_plugins/sign_in/_data_source.py
@@ -41,7 +41,7 @@ class SignManage:
             .values_list("user_id", flat=True)
         )
         index = all_list.index(user_id) + 1  # type: ignore
-        user_list = await SignUser.annotate().order_by("impression").limit(num).all()
+        user_list = await SignUser.annotate().order_by("-impression").limit(num).all()
         user_id_list = [u.user_id for u in user_list]
         log_list = (
             await SignLog.filter(user_id__in=user_id_list)
diff --git a/zhenxun/plugins/ai/__init__.py b/zhenxun/plugins/ai/__init__.py
index 3b6d694a..52862676 100644
--- a/zhenxun/plugins/ai/__init__.py
+++ b/zhenxun/plugins/ai/__init__.py
@@ -19,7 +19,7 @@ from .data_source import get_chat_result, hello, no_result
 __plugin_meta__ = PluginMetadata(
     name="AI",
     description="屑Ai",
-    usage="""
+    usage=f"""
     与{NICKNAME}普普通通的对话吧！
     """.strip(),
     extra=PluginExtraData(