diff --git a/include/util/guidance/name_announcements.hpp b/include/util/guidance/name_announcements.hpp
index 02a62b119..db92f7fd9 100644
--- a/include/util/guidance/name_announcements.hpp
+++ b/include/util/guidance/name_announcements.hpp
@@ -73,7 +73,7 @@ template <typename StringView> inline auto decompose(const StringView &lhs, cons
         std::string str;
         str.reserve(view.size());
         std::transform(
-            str.begin(), str.end(), str.begin(), [](unsigned char c) { return std::tolower(c); });
+            view.begin(), view.end(), std::back_inserter(str), [](unsigned char c) { return std::tolower(c); });
         auto front = str.find_first_not_of(' ');
 
         if (front == std::string::npos)