diff --git a/README.md b/README.md
index 00573e9..24074cc 100644
--- a/README.md
+++ b/README.md
@@ -78,6 +78,8 @@ You can configure the behaviour of html-to-text with the following options:
 
 By using the `format` option, you can specify formatting for these elements: `text`, `image`, `lineBreak`, `paragraph`, `anchor`, `heading`, `table`, `orderedList`, `unorderedList`, `listItem`, `horizontalLine`.
 
+A catch-all key `otherTag` may be used to specify a formatter for tags that aren't covered by one of the other keys.
+
 Each key must be a function which eventually receive `elem` (the current elem), `fn` (the next formatting function) and `options` (the options passed to html-to-text).
 
 ```js
diff --git a/lib/formatter.js b/lib/formatter.js
index ef2e82d..e2e7cde 100644
--- a/lib/formatter.js
+++ b/lib/formatter.js
@@ -254,6 +254,10 @@ function formatBlockquote(elem, fn, options) {
   return '> ' + fn(elem.children, options) + '\n';
 }
 
+function formatOtherTag(elem, fn, options) {
+  return fn(elem.children, options);
+}
+
 exports.text = formatText;
 exports.image = formatImage;
 exports.lineBreak = formatLineBreak;
@@ -266,3 +270,4 @@ exports.unorderedList = formatUnorderedList;
 exports.listItem = formatListItem;
 exports.horizontalLine = formatHorizontalLine;
 exports.blockquote = formatBlockquote;
+exports.otherTag = formatOtherTag;
diff --git a/lib/html-to-text.js b/lib/html-to-text.js
index 6a77039..55a8f18 100644
--- a/lib/html-to-text.js
+++ b/lib/html-to-text.js
@@ -164,7 +164,7 @@ function walk(dom, options, result) {
             result += format.blockquote(elem, walk, options);
             break;
           default:
-            result = walk(elem.children || [], options, result);
+            result += format.otherTag(elem, walk, options);
         }
         break;
       case 'text':
diff --git a/test/html-to-text.js b/test/html-to-text.js
index af7f7aa..841c01b 100644
--- a/test/html-to-text.js
+++ b/test/html-to-text.js
@@ -367,15 +367,20 @@ describe('html-to-text', function() {
 
   describe('custom formatting', function () {
     it('should allow to pass custom formatting functions', function () {
-      var result = htmlToText.fromString('<h1>TeSt</h1>', {
+      var result = htmlToText.fromString('<h1>TeSt</h1><div>tag</div>', {
         format: {
           heading: function (elem, fn, options) {
             var h = fn(elem.children, options);
-            return '====\n' + h.toLowerCase() + '\n====';
+            return '====\n' + h.toLowerCase() + '\n====\n';
+          },
+
+          otherTag: function (elem, fn, options) {
+            var div = fn(elem.children, options);
+            return '----\n' + div.toUpperCase() + '\n----';
           }
         }
       });
-      expect(result).to.equal('====\ntest\n====');
+      expect(result).to.equal('====\ntest\n====\n----\nTAG\n----');
     });
   });