diff --git a/Boost-datetime-Examples-Translated.md b/Boost-datetime-Examples-Translated.md
index 9a74a53..a6e7c2a 100644
--- a/Boost-datetime-Examples-Translated.md
+++ b/Boost-datetime-Examples-Translated.md
@@ -314,7 +314,7 @@ look if ported to this library.
             auto ym = year(yi)/mi;
             if (!ym.ok())
                 throw std::runtime_error("Bad year or month: "
-                               + std::to_string(yi) + "/" + std::to_string(mi));
+                             + std::to_string(yi) + "/" + std::to_string(mi));
             auto wd = weekday{ym/1};
             auto endOfMonth = (ym/last).day();
             for (auto d = 1_d; d <= endOfMonth; d += days{1}, wd += days{1})