--- a/intl/l10n/DOMLocalization.jsm
+++ b/intl/l10n/DOMLocalization.jsm
@@ -29,17 +29,20 @@ const reOverlay = /<|&#?\w+;/;
  * The list of elements that are allowed to be inserted into a localization.
  *
  * Source: https://www.w3.org/TR/html5/text-level-semantics.html
  */
 const LOCALIZABLE_ELEMENTS = {
   'http://www.w3.org/1999/xhtml': [
     'a', 'em', 'strong', 'small', 's', 'cite', 'q', 'dfn', 'abbr', 'data',
     'time', 'code', 'var', 'samp', 'kbd', 'sub', 'sup', 'i', 'b', 'u',
-    'mark', 'ruby', 'rt', 'rp', 'bdi', 'bdo', 'span', 'br', 'wbr'
+    'mark', 'ruby', 'rt', 'rp', 'bdi', 'bdo', 'span', 'br', 'wbr',
+
+    // Elements below were manually selected for inclusion
+    'img',
   ],
 };
 
 const LOCALIZABLE_ATTRIBUTES = {
   'http://www.w3.org/1999/xhtml': {
     global: ['title', 'aria-label', 'aria-valuetext', 'aria-moz-hint'],
     a: ['download'],
     area: ['download', 'alt'],