diff --git a/lib/formatter.js b/lib/formatter.js
index 634ea46..260afd6 100644
--- a/lib/formatter.js
+++ b/lib/formatter.js
@@ -98,7 +98,10 @@ function formatAnchor(elem, fn, options) {
 
   options.lineCharCount = storedCharCount;
 
-  return formatText({ data: result || href, trimLeadingSpace: elem.trimLeadingSpace }, options);
+  return Object.assign({}, exports, options.format).text({
+    data: result || href,
+    trimLeadingSpace: elem.trimLeadingSpace
+  }, options);
 }
 
 function formatHorizontalLine(elem, fn, options) {
@@ -128,7 +131,7 @@ function formatUnorderedList(elem, fn, options) {
     return child.type !== 'text' || !whiteSpaceRegex.test(child.data);
   });
   nonWhiteSpaceChildren.forEach(function(elem) {
-    result += formatListItem(prefix, elem, fn, options);
+    result += Object.assign({}, exports, options.format).listItem(prefix, elem, fn, options);
   });
   return result + '\n';
 }
@@ -163,7 +166,7 @@ function formatOrderedList(elem, fn, options) {
       // Calculate the needed spacing for nice indentation.
       var spacing = maxLength - index.toString().length;
       var prefix = ' ' + index + '. ' + ' '.repeat(spacing);
-      result += formatListItem(prefix, elem, fn, options);
+      result += Object.assign({}, exports, options.format).listItem(prefix, elem, fn, options);
     });
   }
   return result + '\n';
@@ -220,9 +223,8 @@ function formatTable(elem, fn, options) {
           if (elem.type === 'tag') {
             switch (elem.name.toLowerCase()) {
               case 'th':
-                tokens = formatHeading(elem, fn, options).split('\n');
+                tokens = Object.assign({}, exports, options.format).heading(elem, fn, options).split('\n');
                 break;
-
               case 'td':
                 tokens = fn(elem.children, options).split('\n');
                 break;
diff --git a/test/html-to-text.js b/test/html-to-text.js
index 9138959..d165920 100644
--- a/test/html-to-text.js
+++ b/test/html-to-text.js
@@ -402,6 +402,23 @@ column 1          column 2                 column 3   column 4';
       });
       expect(result).to.equal('====\ntest\n====');
     });
+
+    it('should use custom formatting functions when nested elements are being parsed', function () {
+      var result = htmlToText.fromString('<ul><li>one</li><li>two</li></ul>', {
+        format: {
+          listItem: function (prefix, elem, fn, options) {
+            options = Object.assign({}, options);
+            if (options.wordwrap) {
+              options.wordwrap -= prefix.length;
+            }
+            var text = fn(elem.children, options);
+            text = text.replace(/\n/g, '\n' + ' '.repeat(prefix.length));
+            return prefix + text.toUpperCase() + '\n';
+          }
+        }
+      });
+      expect(result).to.equal(' * ONE\n * TWO');
+    });
   });
 
   describe('Base element', function () {