diff --git a/3rd_party_slots/python_client/pyproject.toml b/3rd_party_slots/python_client/pyproject.toml
index 85fbf889d..9cf404c64 100644
--- a/3rd_party_slots/python_client/pyproject.toml
+++ b/3rd_party_slots/python_client/pyproject.toml
@@ -10,7 +10,7 @@ packages = [{include = "hyperon_das"}]
 python = "^3.10"
 grpcio = "1.72.1"
 grpcio-tools = "1.72.1"
-protobuf = "6.31.1"
+protobuf = "6.33.5"
 google = "3.0.0"
 
 [tool.poetry.group.dev.dependencies]
diff --git a/src/deps/requirements_python_client.in b/src/deps/requirements_python_client.in
index 8b7d1cfb7..32be7d677 100644
--- a/src/deps/requirements_python_client.in
+++ b/src/deps/requirements_python_client.in
@@ -1,3 +1,3 @@
 grpcio>=1.62.2,<2.0.0
 google>=3.0.0,<4.0.0
-protobuf>=4.25.3,<5.0.0
\ No newline at end of file
+protobuf>=4.25.3,<6.0.0
\ No newline at end of file
diff --git a/src/deps/requirements_python_client_lock.txt b/src/deps/requirements_python_client_lock.txt
index b7083e957..44e09faf2 100644
--- a/src/deps/requirements_python_client_lock.txt
+++ b/src/deps/requirements_python_client_lock.txt
@@ -10,7 +10,7 @@ google==3.0.0
     # via -r deps/requirements_python_client.in
 grpcio==1.71.0
     # via -r deps/requirements_python_client.in
-protobuf==4.25.8
+protobuf==5.29.6
     # via -r deps/requirements_python_client.in
 soupsieve==2.7
     # via beautifulsoup4