app/assets/images/flags/1x1/bg.svg in flag-icons-rails-3.1.0 vs app/assets/images/flags/1x1/bg.svg in flag-icons-rails-3.4.5

@@ -1,5 +1,5 @@
-<svg xmlns="http://www.w3.org/2000/svg" id="flag-icon-css-bg" width="512" height="512">
+<svg xmlns="http://www.w3.org/2000/svg" id="flag-icon-css-bg" viewBox="0 0 512 512">
   <g fill-rule="evenodd" stroke-width="1pt">
     <path fill="#d62612" d="M0 341.3h512V512H0z"/>
     <path fill="#fff" d="M0 0h512v170.7H0z"/>
     <path fill="#00966e" d="M0 170.7h512v170.6H0z"/>
   </g>