diff --git a/synthtool/gcp/templates/python_library/MANIFEST.in b/synthtool/gcp/templates/python_library/MANIFEST.in
deleted file mode 100644
index d6814cd60..000000000
--- a/synthtool/gcp/templates/python_library/MANIFEST.in
+++ /dev/null
@@ -1,25 +0,0 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright 2024 Google LLC
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     https://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Generated by synthtool. DO NOT EDIT!
-include README.rst LICENSE
-recursive-include google *.json *.proto py.typed
-recursive-include tests *
-global-exclude *.py[co]
-global-exclude __pycache__
-
-# Exclude scripts for samples readmegen
-prune scripts/readme-gen
diff --git a/synthtool/gcp/templates/python_mono_repo_library/MANIFEST.in b/synthtool/gcp/templates/python_mono_repo_library/MANIFEST.in
deleted file mode 100644
index d6814cd60..000000000
--- a/synthtool/gcp/templates/python_mono_repo_library/MANIFEST.in
+++ /dev/null
@@ -1,25 +0,0 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright 2024 Google LLC
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     https://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Generated by synthtool. DO NOT EDIT!
-include README.rst LICENSE
-recursive-include google *.json *.proto py.typed
-recursive-include tests *
-global-exclude *.py[co]
-global-exclude __pycache__
-
-# Exclude scripts for samples readmegen
-prune scripts/readme-gen