diff --git a/whisper_fastapi.py b/whisper_fastapi.py
index c62fe7f..b3a5c0d 100644
--- a/whisper_fastapi.py
+++ b/whisper_fastapi.py
@@ -16,6 +16,7 @@ parser = argparse.ArgumentParser()
 parser.add_argument("--host", default="0.0.0.0", type=str)
 parser.add_argument("--port", default=5000, type=int)
 parser.add_argument("--model", default="large-v2", type=str)
+parser.add_argument("--device", default="auto", type=str)
 parser.add_argument("--cache_dir", default=None, type=str)
 args = parser.parse_args()
 app = FastAPI()
@@ -26,7 +27,7 @@ ccc = opencc.OpenCC("t2s.json")
 print("Loading model...")
 transcriber = Transcribe(
     model_path=args.model,
-    device="auto",
+    device=args.device,
     device_index=0,
     compute_type="default",
     threads=1,
@@ -91,7 +92,7 @@ def get_options(*, initial_prompt=""):
         compression_ratio_threshold=2.4,
         condition_on_previous_text=True,
         temperature=[0.0, 1.0 + 1e-6, 0.2],
-        suppress_tokens=[-1],
+        suppress_tokens=[],
         word_timestamps=True,
         print_colors=False,
         prepend_punctuations="\"'“¿([{-",