Update app_df.py

app_df.py

@@ -260,7 +260,7 @@ with gr.Blocks() as demo:
     target_length.change(
         fn = set_num_frames,
         inputs = [target_length],
-        outputs = [num_frames, overlap_history, addnoise_condition, ar_step, causal_block_size, use_teacache, teacache_tresh, use_ret_steps],
+        outputs = [num_frames, overlap_history, addnoise_condition, ar_step, causal_block_size, use_teacache, teacache_thresh, use_ret_steps],
         queue = False
     )