diff --git a/text/japanese.py b/text/japanese.py
index b18bc68..fea0eaa 100644
--- a/text/japanese.py
+++ b/text/japanese.py
@@ -4,7 +4,9 @@ import re
 import unicodedata
 from pathlib import Path
 
-import pyopenjtalk
+from . import pyopenjtalk_worker as pyopenjtalk
+
+pyopenjtalk.initialize()
 from num2words import num2words
 from transformers import AutoTokenizer
 
diff --git a/text/user_dict/__init__.py b/text/user_dict/__init__.py
index c12b3d1..95515cb 100644
--- a/text/user_dict/__init__.py
+++ b/text/user_dict/__init__.py
@@ -12,7 +12,9 @@ from typing import Dict, List, Optional
 from uuid import UUID, uuid4
 
 import numpy as np
-import pyopenjtalk
+from .. import pyopenjtalk_worker as pyopenjtalk
+
+pyopenjtalk.initialize()
 from fastapi import HTTPException
 
 from .word_model import UserDictWord, WordTypes