diff --git a/tests/codec_be_on_mr_nonselection/test_param_file.py b/tests/codec_be_on_mr_nonselection/test_param_file.py
index c5fe72ee505f51c23917f7cd801ebcd1cf84a311..5133a21b0c4560b36911f55449888945e2f4d473 100644
--- a/tests/codec_be_on_mr_nonselection/test_param_file.py
+++ b/tests/codec_be_on_mr_nonselection/test_param_file.py
@@ -352,16 +352,19 @@ def test_param_file_tests(
                     print(f"REF output metadata missing for expected file: " + md_file)
                 metadata_differs = True
 
-        if output_differs or metadata_differs:
-            msg = "Difference between ref and dut in "
-            if output_differs and metadata_differs:
-                msg += f"output ({reason}) and metadata"
-            elif output_differs:
-                msg += f"output only ({reason})"
-            elif metadata_differs:
-                msg += "metadata only"
-
-            pytest.fail(msg)
+        if get_mld and get_mld_lim > 0:
+            if output_differs:
+                pytest.fail(reason)   
+        else:
+            if output_differs or metadata_differs:
+                msg = "Difference between ref and dut in "
+                if output_differs and metadata_differs:
+                    msg += f"output ({reason}) and metadata"
+                elif output_differs:
+                    msg += f"output only ({reason})"
+                elif metadata_differs:
+                    msg += "metadata only"
+                pytest.fail(msg)
 
         # remove DUT output files when test result is OK (to save disk space)
         if not keep_files: