--- includes/FeedsImporter.inc	2009-10-21 22:49:47.000000000 +0000
+++ /var/www/localhost/feeds.20091124/includes/FeedsImporter.inc	2009-11-23 15:25:28.000000000 +0000
@@ -224,7 +224,7 @@ class FeedsImporter extends FeedsConfigu
    * from database, does not delete configuration itself.
    */
   public function delete() {
-    db_query('DELETE FROM {feeds_importer} WHERE id = "%s"', $this->id);
+    db_query('DELETE FROM {feeds_importer} WHERE id = \'%s\'', $this->id);
   }
 
   /**
@@ -353,4 +353,4 @@ function feeds_format_expire($timestamp)
     return t('Never');
   }
   return t('after !time', array('!time' => format_interval($timestamp)));
-}
\ No newline at end of file
+}