diff --git a/MANIFEST.in b/MANIFEST.in
index 96c48f6d8..d15ca4b00 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,3 +1,6 @@
+# Include all files under test/ directory in source distribution only
 graft test
+
+# Exclude Python bytecode
 global-exclude *.pyc
-include baked_version
\ No newline at end of file
+global-exclude __pycache__
diff --git a/pyproject.toml b/pyproject.toml
index 5098027af..4d8542cfa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -70,7 +70,7 @@ Repository = "https://github.com/linode/linode_api4-python.git"
 version = { attr = "linode_api4.version.__version__" }
 
 [tool.setuptools.packages.find]
-exclude = ['contrib', 'docs', 'test', 'test.*']
+exclude = ['contrib', 'docs', 'build', 'build.*', 'test', 'test.*']
 
 [tool.isort]
 profile = "black"