diff --git a/backbone.js b/backbone.js
index 7fa68d47..a499fe6f 100644
--- a/backbone.js
+++ b/backbone.js
@@ -1135,7 +1135,7 @@
 
   // Helper function to escape a string for HTML rendering.
   var escapeHTML = function(string) {
-    return string.replace(/&(?!\w+;|#\d+;|#x[\da-f]+;)/gi, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
+    return string.replace(/&(?!\w+;|#\d+;|#x[\da-f]+;)/gi, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;').replace(/'/g, '&#x27').replace(/\//g,'&#x2F;');
   };
 
 }).call(this);