diff --git a/apps/application/flow/step_node/loop_node/i_loop_node.py b/apps/application/flow/step_node/loop_node/i_loop_node.py
index e16dbebc059..527487f5412 100644
--- a/apps/application/flow/step_node/loop_node/i_loop_node.py
+++ b/apps/application/flow/step_node/loop_node/i_loop_node.py
@@ -30,12 +30,12 @@ def is_valid(self, *, raise_exception=False):
         if loop_type == 'ARRAY':
             array = self.data.get('array')
             if array is None or len(array) == 0:
-                message = _('{field}, this field is required.', field='array')
+                message = _('{field}, this field is required.').format(field='array')
                 raise AppApiException(500, message)
         elif loop_type == 'NUMBER':
             number = self.data.get('number')
             if number is None:
-                message = _('{field}, this field is required.', field='number')
+                message = _('{field}, this field is required.').format(field='number')
                 raise AppApiException(500, message)
 
 
diff --git a/apps/locales/zh_CN/LC_MESSAGES/django.po b/apps/locales/zh_CN/LC_MESSAGES/django.po
index b768d7356c3..357a75ba216 100644
--- a/apps/locales/zh_CN/LC_MESSAGES/django.po
+++ b/apps/locales/zh_CN/LC_MESSAGES/django.po
@@ -661,7 +661,7 @@ msgstr "字段仅支持自定义|引用"
 
 #: apps/application/flow/step_node/function_node/i_function_node.py:40
 msgid "{field}, this field is required."
-msgstr "{field_label} 字段是必填项"
+msgstr "{field} 字段是必填项"
 
 #: apps/application/flow/step_node/function_node/i_function_node.py:46
 msgid "function"
diff --git a/apps/locales/zh_Hant/LC_MESSAGES/django.po b/apps/locales/zh_Hant/LC_MESSAGES/django.po
index 114ded37522..7696ad266df 100644
--- a/apps/locales/zh_Hant/LC_MESSAGES/django.po
+++ b/apps/locales/zh_Hant/LC_MESSAGES/django.po
@@ -661,7 +661,7 @@ msgstr "欄位僅支持自定義|引用"
 
 #: apps/application/flow/step_node/function_node/i_function_node.py:40
 msgid "{field}, this field is required."
-msgstr "{field_label} 欄位是必填項"
+msgstr "{field} 欄位是必填項"
 
 #: apps/application/flow/step_node/function_node/i_function_node.py:46
 msgid "function"