diff --git a/examples/agents/human_in_the_loop/frontend/requirements.txt b/examples/agents/human_in_the_loop/frontend/requirements.txt
index 0b8bf02..eb5fda1 100644
--- a/examples/agents/human_in_the_loop/frontend/requirements.txt
+++ b/examples/agents/human_in_the_loop/frontend/requirements.txt
@@ -22,7 +22,7 @@ numpy==2.2.1
 packaging==24.2
 pandas==2.2.3
 pillow==11.0.0
-protobuf==5.29.2
+protobuf==5.29.6
 pyarrow==18.1.0
 pydeck==0.9.1
 Pygments==2.18.0