diff --git a/scripts/ivas_conformance/runConformance.py b/scripts/ivas_conformance/runConformance.py
index e26fb603232ce40e9a7dc5de571dd50dfb9fe1c7..25ed1ed075a43b296009a260f0b71264680bd5b2 100644
--- a/scripts/ivas_conformance/runConformance.py
+++ b/scripts/ivas_conformance/runConformance.py
@@ -693,7 +693,7 @@ class MLDConformance:
             return (non_be, None, None, None)
         else:
             refDecOutputFile = testDesc.refOutput.replace(".splt.bit", ".wav")
-            dutDecOutputFile = testDesc.dutOutput.replace(".splt.bit", ".wav")
+            dutDecOutputFile = testDesc.dutOutput.replace(".splt.bit", "_CUT_REFDECODED.wav")
             # Decode the encoded output with Reference ISAR decoder
             dutDecCmd = testDesc.refDecCmdline.split()
             for idx, cmd in enumerate(dutDecCmd):