diff --git a/include/date/date.h b/include/date/date.h
index 4e1e3f3..5188268 100644
--- a/include/date/date.h
+++ b/include/date/date.h
@@ -1722,6 +1722,7 @@ operator<<(std::basic_ostream<CharT, Traits>& os, const year& y)
     os.fill('0');
     os.flags(std::ios::dec | std::ios::internal);
     os.width(4 + (y < year{0}));
+	os.imbue(std::locale::classic());
     os << static_cast<int>(y);
     if (!y.ok())
         os << " is not a valid year";