diff --git a/pyproject.toml b/pyproject.toml
index 3206d143e6d1..349a413ace38 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,6 +39,7 @@ external = ["F821", "NQA", "Y"]
 select = [
     "ARG", # flake8-unused-arguments
     "B", # flake8-bugbear
+    "EXE", # flake8-executable
     "FA", # flake8-future-annotations
     "I", # isort
     "PGH", # pygrep-hooks
diff --git a/scripts/stubsabot.py b/scripts/stubsabot.py
old mode 100644
new mode 100755
diff --git a/scripts/sync_protobuf/google_protobuf.py b/scripts/sync_protobuf/google_protobuf.py
old mode 100644
new mode 100755
index da2ced6f9fc7..031c12bc5e0a
--- a/scripts/sync_protobuf/google_protobuf.py
+++ b/scripts/sync_protobuf/google_protobuf.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Generates the protobuf stubs for the given protobuf version using mypy-protobuf.
 Generally, new minor versions are a good time to update the stubs.
diff --git a/scripts/sync_protobuf/s2clientprotocol.py b/scripts/sync_protobuf/s2clientprotocol.py
old mode 100644
new mode 100755
index 8f86fe5dccdd..8f947f68c752
--- a/scripts/sync_protobuf/s2clientprotocol.py
+++ b/scripts/sync_protobuf/s2clientprotocol.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Generates the protobuf stubs for the given s2clientprotocol version using mypy-protobuf.
 Generally, new minor versions are a good time to update the stubs.
diff --git a/scripts/sync_protobuf/tensorflow.py b/scripts/sync_protobuf/tensorflow.py
old mode 100644
new mode 100755
index 8328ca2c0e09..a959883f4c68
--- a/scripts/sync_protobuf/tensorflow.py
+++ b/scripts/sync_protobuf/tensorflow.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Generates the protobuf stubs for the given tensorflow version using mypy-protobuf.
 Generally, new minor versions are a good time to update the stubs.
diff --git a/stubs/chevron/chevron/__init__.pyi b/stubs/chevron/chevron/__init__.pyi
old mode 100755
new mode 100644
diff --git a/stubs/chevron/chevron/main.pyi b/stubs/chevron/chevron/main.pyi
old mode 100755
new mode 100644
diff --git a/stubs/chevron/chevron/metadata.pyi b/stubs/chevron/chevron/metadata.pyi
old mode 100755
new mode 100644
diff --git a/stubs/chevron/chevron/renderer.pyi b/stubs/chevron/chevron/renderer.pyi
old mode 100755
new mode 100644
diff --git a/stubs/chevron/chevron/tokenizer.pyi b/stubs/chevron/chevron/tokenizer.pyi
old mode 100755
new mode 100644
diff --git a/tests/get_external_stub_requirements.py b/tests/get_external_stub_requirements.py
old mode 100644
new mode 100755
diff --git a/tests/get_stubtest_system_requirements.py b/tests/get_stubtest_system_requirements.py
old mode 100644
new mode 100755