diff --git a/tweetbutton.install b/tweetbutton.install
index b8dec17..7fdc3c2 100644
--- a/tweetbutton.install
+++ b/tweetbutton.install
@@ -15,7 +15,7 @@ function tweetbutton_field_schema($field) {
         ),
         'account' => array(
           'type' => 'varchar',
-          'length' => 32,  
+          'length' => 140,  
           'not null' => FALSE,
         ),
       );
diff --git a/tweetbutton.module b/tweetbutton.module
index 400cf0b..47826e6 100644
--- a/tweetbutton.module
+++ b/tweetbutton.module
@@ -111,7 +111,7 @@ function tweetbutton_field_widget_form(&$form, &$form_state, $field, $instance,
     '#default_value' => !empty($items[$delta]['text'])? $items[$delta]['text']: $default_text,
     '#title' => t('Tweet text'),
     '#description' => t('Leave blank to use content title as tweet text'),
-    '#maxlength' => 32,
+    '#maxlength' => 140,
     '#access' => user_access('use tweetbutton field'),
   );