However, according to Gallus Anonymus, Bolesław II's atrocious conduct towards his Hungarian hosts caused his premature death in 1081 or 1082 at the hands of an assassin, probably by poisoning.
Menurut Gall Anonim, perlakuan Bolesław II yang mengerikan kepada musuh Hongariannya menyebabkan kematian dininya pada tahun 1081 atau 1082 di tangan seorang pembunuh yang diduga meracuninya.