diff --git a/text/japanese_bert.py b/text/japanese_bert.py
index d5bfa26..edc3ef3 100644
--- a/text/japanese_bert.py
+++ b/text/japanese_bert.py
@@ -1,6 +1,6 @@
 import torch
 from transformers import AutoTokenizer, AutoModelForMaskedLM
-
+import sys
 
 tokenizer = AutoTokenizer.from_pretrained("./bert/bert-base-japanese-v3")