diff --git a/demos/python/tutorial/poetry.lock b/demos/python/tutorial/poetry.lock
index 5ef743be..8fdba01e 100644
--- a/demos/python/tutorial/poetry.lock
+++ b/demos/python/tutorial/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.3 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.1 and should not be changed by hand.
 
 [[package]]
 name = "astroid"
@@ -691,34 +691,23 @@ poetry-plugin = ["poetry (>=1.2.0,<3.0.0) ; python_version < \"4.0\""]
 
 [[package]]
 name = "protobuf"
-version = "3.20.3"
-description = "Protocol Buffers"
+version = "5.29.6"
+description = ""
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 groups = ["main", "dev"]
 files = [
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+    {file = "protobuf-5.29.6-cp38-abi3-macosx_10_9_universal2.whl", hash = "sha256:b5a169e664b4057183a34bdc424540e86eea47560f3c123a0d64de4e137f9269"},
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+    {file = "protobuf-5.29.6-cp39-cp39-win32.whl", hash = "sha256:cb4c86de9cd8a7f3a256b9744220d87b847371c6b2f10bde87768918ef33ba49"},
+    {file = "protobuf-5.29.6-cp39-cp39-win_amd64.whl", hash = "sha256:76e07e6567f8baf827137e8d5b8204b6c7b6488bbbff1bf0a72b383f77999c18"},
+    {file = "protobuf-5.29.6-py3-none-any.whl", hash = "sha256:6b9edb641441b2da9fa8f428760fc136a49cf97a52076010cf22a2ff73438a86"},
+    {file = "protobuf-5.29.6.tar.gz", hash = "sha256:da9ee6a5424b6b30fd5e45c5ea663aef540ca95f9ad99d1e887e819cdf9b8723"},
 ]
 
 [[package]]
@@ -1496,4 +1485,4 @@ all = ["winrt-Windows.Foundation.Collections[all] (==2.3.0)", "winrt-Windows.Fou
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.10,<3.13"
-content-hash = "41eee9f8c75292b55a6691dbd03396059e737501e14bb040803ccf376c1cf9a9"
+content-hash = "6ef3a83bd31b45057b590d5e49ea62026baeb378717ac2dbf5abc51f3496d5a6"
diff --git a/demos/python/tutorial/pyproject.toml b/demos/python/tutorial/pyproject.toml
index 9c3f2cd6..57c04d2f 100644
--- a/demos/python/tutorial/pyproject.toml
+++ b/demos/python/tutorial/pyproject.toml
@@ -30,7 +30,7 @@ requests = "^2"
 rich = "^13"
 pytz = "*"
 tzlocal = "*"
-protobuf = "^3"
+protobuf = "^5"
 
 [tool.poetry.group.dev.dependencies]
 mypy-protobuf = "*"