diff --git a/python/voice_to_notes.spec b/python/voice_to_notes.spec
index 5caefec..ed82974 100644
--- a/python/voice_to_notes.spec
+++ b/python/voice_to_notes.spec
@@ -39,6 +39,10 @@ a = Analysis(
         # circular import crashes under PyInstaller. These modules are only
         # needed for model format conversion, never for inference.
         "ctranslate2.converters",
+        # torchcodec is partially bundled by PyInstaller but non-functional
+        # (missing FFmpeg shared libs). Excluding it forces pyannote.audio
+        # to fall back to torchaudio for audio decoding.
+        "torchcodec",
     ],
     win_no_prefer_redirects=False,
     win_private_assemblies=False,