diff --git a/ivas_processing_scripts/audiotools/convert/objectbased.py b/ivas_processing_scripts/audiotools/convert/objectbased.py
index e61566c6c13ed67c99b88dca1b74ec4a0225d0e6..bd0d6846005b0af3daa5a9b8935fe59a74a57cc6 100755
--- a/ivas_processing_scripts/audiotools/convert/objectbased.py
+++ b/ivas_processing_scripts/audiotools/convert/objectbased.py
@@ -134,7 +134,7 @@ def render_oba_to_binaural(
                 repeat(SourcePosition),
             ),
             None,
-            "mp",
+            None,
             False,
         )