Index: field_example.module
===================================================================
--- field_example.module	(revision 35)
+++ field_example.module	(revision 36)
@@ -212,6 +212,7 @@
         '#default_value' => $value,
         // Allow a slightly larger size that the field length to allow for some
         // configurations where all characters won't fit in input field.
+        '#title' => $instance['label'],
         '#size' => 7,
         '#maxlength' => 7,
       );