diff --git a/js/h5p.js b/js/h5p.js
index 73f833a..0500cc9 100644
--- a/js/h5p.js
+++ b/js/h5p.js
@@ -978,7 +978,7 @@ H5P.setFinished = function (contentId, points, maxPoints) {
 /**
  * Mimics how php's htmlspecialchars works (the way we use it)
  */
-H5P.htmlSpecialChars = function(string) {
+H5P.htmlspecialchars = function(string) {
   return string.toString().replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/'/g, '&#039;').replace(/"/g, '&quot;');
 };