diff --git a/plugins/model/tts-cosevoice/requirements.txt b/plugins/model/tts-cosevoice/requirements.txt
index b5cbca2ad..a94c72df3 100644
--- a/plugins/model/tts-cosevoice/requirements.txt
+++ b/plugins/model/tts-cosevoice/requirements.txt
@@ -18,7 +18,7 @@ omegaconf==2.3.0
 onnxruntime-gpu; sys_platform == 'linux'
 onnxruntime; sys_platform == 'darwin' or sys_platform == 'windows'
 openai-whisper==20231117
-protobuf==4.25
+protobuf==4.25.8
 pydantic==2.7.0
 rich==13.7.1
 soundfile==0.12.1