diff --git a/modules/media_wysiwyg/js/media_wysiwyg.filter.js b/modules/media_wysiwyg/js/media_wysiwyg.filter.js
index a374d5d..5046cb6 100644
--- a/modules/media_wysiwyg/js/media_wysiwyg.filter.js
+++ b/modules/media_wysiwyg/js/media_wysiwyg.filter.js
@@ -88,6 +88,8 @@
       var attributes = {};
 
       for (var field in options) {
+        // If the field is set to false, use an empty string for output.
+        options[field] = options[field] === false ? '' : options[field];
         if (field.match(/^field_file_image_alt_text/)) {
           attributes.alt = options[field];
           if (includeFieldID) {
@@ -232,9 +234,7 @@
       // Move attributes from the file info array to the placeholder element.
       if (info.attributes) {
         $.each(Drupal.settings.media.wysiwyg_allowed_attributes, function(i, a) {
-          if (info.attributes[a]) {
-            element.attr(a, info.attributes[a]);
-          }
+          element.attr(a, info.attributes[a]);
         });
         delete(info.attributes);