diff --git a/includes/common.inc b/includes/common.inc
index 477ecc0..56dc787 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -632,7 +632,7 @@ function drupal_parse_url($url) {
  *   The Drupal path to encode.
  */
 function drupal_encode_path($path) {
-  return str_replace('%2F', '/', rawurlencode($path));
+  return str_replace(array('%2F', '%5C'), '/', rawurlencode($path));
 }
 
 /**