diff --git a/ui/pyui/about_ui.py b/ui/pyui/about_ui.py
index 16db79f..4ff74f0 100644
--- a/ui/pyui/about_ui.py
+++ b/ui/pyui/about_ui.py
@@ -113,7 +113,7 @@ class AboutMain(QWidget):
             ThirdParty("packaging", "https://github.com/pypa/packaging", ":/images/3rd/packaging.png"),
             ThirdParty("pywin32", "https://github.com/mhammond/pywin32")
         ]
-        sorted(third_parties, key=lambda item: item.name)
+        third_parties.sort(key=lambda item: item.name.lower())
 
         self.group_card = GroupHeaderCardWidget(self)
         self.group_card.setTitle("第三方框架")