diff --git a/requirements.txt b/requirements.txt
index 1b320c97..e58ead05 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ onnxruntime==1.19.2
 onnxconverter-common==1.16.0
 tensorflow>=2.16.1
 parameterized==0.9.0
-protobuf==4.25.8
+protobuf==5.29.5
 setuptools==80.9.0
 kneed==0.8.5
 sympy==1.14.0