diff --git a/backend/python/openvoice/requirements.txt b/backend/python/openvoice/requirements.txt
index 62b886bb..68ec8dba 100644
--- a/backend/python/openvoice/requirements.txt
+++ b/backend/python/openvoice/requirements.txt
@@ -8,7 +8,7 @@ openai
 python-dotenv
 pypinyin
 cn2an==0.5.22
-numpy==1.22.0
+numpy==2.2.2
 networkx==2.8.8
 jieba==0.42.1
 gradio==5.9.1