app/assets/images/flags/4x3/ie.svg in flag-icons-rails-3.1.0 vs app/assets/images/flags/4x3/ie.svg in flag-icons-rails-3.4.5

@@ -1,5 +1,5 @@
-<svg xmlns="http://www.w3.org/2000/svg" id="flag-icon-css-ie" width="640" height="480">
+<svg xmlns="http://www.w3.org/2000/svg" id="flag-icon-css-ie" viewBox="0 0 640 480">
   <g fill-rule="evenodd" stroke-width="1pt">
     <path fill="#fff" d="M0 0h640v480H0z"/>
     <path fill="#009A49" d="M0 0h213.3v480H0z"/>
     <path fill="#FF7900" d="M426.7 0H640v480H426.7z"/>
   </g>