diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index e08559a..8eb85a8 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -6,6 +6,8 @@ Changelog
    Development Version
    ====================
 
+* Added support for specifying package-data for stub packages, #248.
+
 
 Version 0.24.1
 ==============
diff --git a/src/validate_pyproject/formats.py b/src/validate_pyproject/formats.py
index 1cf4a46..ae01699 100644
--- a/src/validate_pyproject/formats.py
+++ b/src/validate_pyproject/formats.py
@@ -313,6 +313,15 @@ def python_module_name_relaxed(value: str) -> bool:
     return python_module_name(value.replace("-", "_"))
 
 
+def package_data_module_name_or_wildcard(value: str) -> bool:
+    """Python module name, stubs package name or wildcard used for package-data."""
+    if value == "*":
+        return True
+    if python_module_name(value):
+        return True
+    return pep561_stub_name(value)
+
+
 def python_entrypoint_group(value: str) -> bool:
     """See ``Data model > group`` in the :ref:`PyPA's entry-points specification
     <pypa:entry-points>`.
diff --git a/src/validate_pyproject/plugins/setuptools.schema.json b/src/validate_pyproject/plugins/setuptools.schema.json
index ec887b3..330085d 100644
--- a/src/validate_pyproject/plugins/setuptools.schema.json
+++ b/src/validate_pyproject/plugins/setuptools.schema.json
@@ -115,9 +115,7 @@
       ],
       "type": "object",
       "additionalProperties": false,
-      "propertyNames": {
-        "anyOf": [{"type": "string", "format": "python-module-name"}, {"const": "*"}]
-      },
+      "propertyNames": {"type": "string", "format": "package-data-module-name-or-wildcard"},
       "patternProperties": {
         "^.*$": {"type": "array", "items": {"type": "string"}}
       }
@@ -139,9 +137,7 @@
       ],
       "type": "object",
       "additionalProperties": false,
-      "propertyNames": {
-        "anyOf": [{"type": "string", "format": "python-module-name"}, {"const": "*"}]
-      },
+      "propertyNames": {"type": "string", "format": "package-data-module-name-or-wildcard"},
       "patternProperties": {
           "^.*$": {"type": "array", "items": {"type": "string"}}
       }
diff --git a/tests/examples/setuptools/08-pyproject.toml b/tests/examples/setuptools/08-pyproject.toml
index 0e7ccd9..e01ee07 100644
--- a/tests/examples/setuptools/08-pyproject.toml
+++ b/tests/examples/setuptools/08-pyproject.toml
@@ -16,3 +16,7 @@ packages = ["mypkg-stubs"]
 
 [tool.setuptools.package-data]
 "*" = ["*.pyi"]
+"mypkg-stubs" = ["METADATA.toml"]
+
+[tool.setuptools.exclude-package-data]
+"mypkg-stubs" = ["*.rst"]