diff --git a/setup/translations.py b/setup/translations.py
index 19e7641ce2..5891be5497 100644
--- a/setup/translations.py
+++ b/setup/translations.py
@@ -24,6 +24,7 @@ def qt_sources():
             'qtbase/src/gui/kernel/qplatformtheme.cpp',
             'qtbase/src/widgets/dialogs/qcolordialog.cpp',
             'qtbase/src/widgets/dialogs/qfontdialog.cpp',
+            'qtbase/src/widgets/widgets/qscrollbar.cpp',
     ]))