diff --git a/acto/engine.py b/acto/engine.py
index 9569bb641..13146d457 100644
--- a/acto/engine.py
+++ b/acto/engine.py
@@ -860,7 +860,8 @@ def run(self, modes: list = ['normal', 'overspecified', 'copiedover']) -> List[R
                                  self.checker_type, self.operator_config.wait_time,
                                  self.custom_on_init, self.custom_oracle, self.workdir_path,
                                  self.cluster, i, self.sequence_base, self.dryrun,
-                                 self.is_reproduce, self.apply_testcase_f, self.acto_namespace)
+                                 self.is_reproduce, self.apply_testcase_f, self.acto_namespace,
+                                 self.operator_config.diff_ignore_fields)
             runners.append(runner)
 
         if 'normal' in modes: