Update app.py

app.py

@@ -167,9 +167,10 @@ def main():
 
 
                         with open("output.wav", "wb") as file:
+                            data = file.read()
                             btn = st.download_button(
                                 label="Download watermarked audio",
-                                data=file,
+                                data=data,
                                 file_name="output.wav",
                                 mime="audio/wav",
                             )
@@ -181,9 +182,10 @@ def main():
                         st.audio("output.mp3", format="audio/mpeg")
                         
                         with open("output.mp3", "wb") as file:
+                            data = file.read()
                             st.download_button(
                                 label="Download watermarked audio",
-                                data=file,
+                                data=data,
                                 file_name="output.mp3",
                                 mime="audio/mpeg",
                             )