diff --git a/modules/field.info.inc b/modules/field.info.inc
--- a/modules/field.info.inc
+++ b/modules/field.info.inc
@@ -164,7 +164,7 @@
   if (empty($instance['settings']['alt_field'])) {
     unset($property['property info']['alt']);
   }
-  if (empty($field['settings']['title_field'])) {
+  if (empty($instance['settings']['title_field'])) {
     unset($property['property info']['title']);
   }
 }