diff --git a/requirements.txt b/requirements.txt
index 8950f9c..1f78311 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,5 @@ pypinyin_dict>=0.8.0
 Requests>=2.32.3
 rich>=13.7.1
 romajitable>=0.0.1
-ujson>=5.10.0
\ No newline at end of file
+ujson>=5.10.0
+opencc>=1.1.9
\ No newline at end of file