diff --git a/apps/inm/services_daoru.py b/apps/inm/services_daoru.py
index 3d93ece9..3be01a06 100644
--- a/apps/inm/services_daoru.py
+++ b/apps/inm/services_daoru.py
@@ -146,8 +146,8 @@ def daoru_mioitems(path:str, mio:MIO):
                 raise ParseError(f"未找到物料：{material_number} {e}")
         else:
             material_name = sheet[f"b{ind}"].value
-            material_model = sheet[f"c{ind}"].value
-            material_specification = sheet[f"d{ind}"].value
+            material_model = sheet[f"d{ind}"].value
+            material_specification = sheet[f"c{ind}"].value
             try:
                 material = Material.objects.get(name=material_name, model=material_model, specification=material_specification)
             except Exception as e: