diff --git a/apps/wpm/models.py b/apps/wpm/models.py
index da22705f..f0c9691b 100644
--- a/apps/wpm/models.py
+++ b/apps/wpm/models.py
@@ -538,6 +538,8 @@ class Mlogb(BaseModel):
     def get_default_inherited_defect(self):
         if self.material_out is None or self.material_out.tracking != Material.MA_TRACKING_BATCH:
             return None
+        if self.mlog_id and self.mlog and self.mlog.is_fix:
+            return None
         if self.mlogb_from_id and self.mlogb_from and self.mlogb_from.wm_in_id:
             return self.mlogb_from.wm_in.defect
         if self.wm_in_id and self.wm_in: