diff --git a/include/WinStd/Win.h b/include/WinStd/Win.h
index 607a4e4b..2fae240b 100644
--- a/include/WinStd/Win.h
+++ b/include/WinStd/Win.h
@@ -726,6 +726,7 @@ static _Success_(return != 0) int LoadStringW(_In_opt_ HINSTANCE hInstance, _In_
     LPCWSTR pszStr;
     int i = LoadStringW(hInstance, uID, reinterpret_cast<LPWSTR>(&pszStr), 0);
     if (i) {
+        i = wcsnlen_s(pszStr, i);
         sBuffer.assign(pszStr, i);
         return i;
     } else