diff --git a/CosyVoice/requirements_cpu.txt b/CosyVoice/requirements_cpu.txt
index 549babd..484ef48 100644
--- a/CosyVoice/requirements_cpu.txt
+++ b/CosyVoice/requirements_cpu.txt
@@ -19,7 +19,7 @@ omegaconf==2.3.0
 onnx==1.16.0
 onnxruntime==1.16.0
 openai-whisper==20231117
-protobuf==4.25
+protobuf==5.29.6
 pydantic==2.7.0
 rich==13.7.1
 soundfile==0.12.1
diff --git a/CosyVoice/requirements_gpu.txt b/CosyVoice/requirements_gpu.txt
index 068e873..4a1ab85 100644
--- a/CosyVoice/requirements_gpu.txt
+++ b/CosyVoice/requirements_gpu.txt
@@ -20,7 +20,7 @@ onnx==1.16.0
 onnxruntime-gpu==1.16.0; sys_platform == 'linux'
 onnxruntime==1.16.0; sys_platform == 'darwin' or sys_platform == 'windows' or sys_platform == 'win32'
 openai-whisper==20231117
-protobuf==4.25
+protobuf==5.29.6
 pydantic==2.7.0
 rich==13.7.1
 soundfile==0.12.1