diff --git a/includes/common.inc b/includes/common.inc
index 7e7e106bb7b..d00c04f2f5b 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -503,7 +503,7 @@ function check_url($uri) {
 }
 
 function check_form($text) {
-  return drupal_specialchars($text, 0);
+  return drupal_specialchars($text, ENT_QUOTES);
 }
 
 function check_query($text) {