diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.decode.py.swp b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.decode.py.swp
index e460684ce..ab448c075 100644
Binary files a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.decode.py.swp and b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.decode.py.swp differ
diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/decode.py b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/decode.py
index fb39e862a..a3e794a89 100755
--- a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/decode.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/decode.py
@@ -594,7 +594,7 @@ def save_results(
     for key, val in test_set_wers:
         s += "{}\t{}{}\n".format(key, val, note)
         note = ""
-        spk = test_set_name
+        spk = str(test_set_name)
         wer = str(val)
     logging.info(s)
     with open(f'./{params.res_name}.txt', 'a') as f: