diff --git a/app/Forms/CollectorForm.php b/app/Forms/CollectorForm.php
index fed90ab..379a6ac 100644
--- a/app/Forms/CollectorForm.php
+++ b/app/Forms/CollectorForm.php
@@ -19,7 +19,7 @@ class CollectorForm extends CommonForm
       case "out":
       case "raw_in":
       case "raw_out":
-        $rule = "required|trim|neumeric";
+        $rule = "required|neumeric";
         break;
       default:
         $rule = parent::getFormRule($action, $field);
diff --git a/app/Forms/CommonForm.php b/app/Forms/CommonForm.php
index 287aefa..74d9047 100644
--- a/app/Forms/CommonForm.php
+++ b/app/Forms/CommonForm.php
@@ -155,7 +155,7 @@ abstract class CommonForm
       case "updated_at":
       case "created_at":
       case "deleted_at":
-        $rule = "permit_empty|valid_date";
+        $rule = "permit_empty|trim|valid_date";
         break;
       default:
         $rule = "permit_empty|trim|string";