diff -u b/webform_clear.info b/webform_clear.info
--- b/webform_clear.info
+++ b/webform_clear.info
@@ -1,6 +1,7 @@
 name = Webform Clear
-description = Clears Webforms from the database after a specified period.
+description = Clears specific Webforms from the database after a specified period (or immediately upon submission).
 core = 7.x
+version = 7.x-1.2
 package = Webform
 dependencies[] = webform
 files[] = webform_clear.test
diff -u b/webform_clear.install b/webform_clear.install
--- b/webform_clear.install
+++ b/webform_clear.install
@@ -51,0 +52,7 @@
+/**
+ * Change the default value to "delete immediately" for people upgrading from
+ * version 1.1 in order to maintain backwards compatibility.
+ */
+function webform_clear_update_7102() {
+  variable_set('webform_clear_default_time', WEBFORM_CLEAR_DELETE_IMMEDIATELY);
+}
diff -u b/webform_clear.module b/webform_clear.module
--- b/webform_clear.module
+++ b/webform_clear.module
@@ -14,6 +14,7 @@
  * dropdown.
  */
 define('WEBFORM_CLEAR_DO_NOT_DELETE', -1);
+define('WEBFORM_CLEAR_DELETE_IMMEDIATELY', 0);
 
 /**
  * Implements hook_permission().
@@ -123,7 +124,10 @@
   $is_new = $form_state['values']['details']['is_new'];
   $nid = $form_state['values']['details']['nid'];
 
-  $clear = db_query("SELECT COUNT(nid) FROM {webform_clear} WHERE nid = :nid AND clear_time = 0", array(':nid' => $nid))->fetchField();
+  $clear = db_query("SELECT COUNT(nid) FROM {webform_clear} WHERE nid = :nid AND clear_time = :delete_immediately", array(
+    ':nid' => $nid,
+    ':delete_immediately' => WEBFORM_CLEAR_DELETE_IMMEDIATELY,
+  ))->fetchField();
   if ($sid && $is_new && $clear) {
     _webform_clear_delete($nid, $sid);
   }
@@ -189,9 +193,9 @@
 function _webform_clear_get_clear_time_options() {
   return array(
-    WEBFORM_CLEAR_DO_NOT_DELETE  => t('Do not delete submissions'),
-    0                            => t('Delete submissions immediately'),
-    1*24*60*60                   => t('Delete submissions after 1 day'),
-    7*24*60*60                   => t('Delete submissions after @count days', array('@count' => 7)),
-    30*24*60*60                  => t('Delete submissions after @count days', array('@count' => 30)),
+    WEBFORM_CLEAR_DO_NOT_DELETE      => t('Do not delete submissions'),
+    WEBFORM_CLEAR_DELETE_IMMEDIATELY => t('Delete submissions immediately'),
+    1*24*60*60                       => t('Delete submissions after 1 day'),
+    7*24*60*60                       => t('Delete submissions after @count days', array('@count' => 7)),
+    30*24*60*60                      => t('Delete submissions after @count days', array('@count' => 30)),
   );
 }