diff --git a/python/rio-pmtiles/CHANGELOG.md b/python/rio-pmtiles/CHANGELOG.md
index 48124f8..2efbffd 100644
--- a/python/rio-pmtiles/CHANGELOG.md
+++ b/python/rio-pmtiles/CHANGELOG.md
@@ -1,3 +1,7 @@
+1.0.3
+------
+* add `pyproject.toml` and switch to `python -m build` for modernized build, resolving naming deprecation
+
 1.0.2
 ------
 * attribution and tileSize in metadata by @roblabs [#570]
diff --git a/python/rio-pmtiles/pyproject.toml b/python/rio-pmtiles/pyproject.toml
new file mode 100644
index 0000000..7fd26b9
--- /dev/null
+++ b/python/rio-pmtiles/pyproject.toml
@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
\ No newline at end of file
diff --git a/python/rio-pmtiles/rio_pmtiles/__init__.py b/python/rio-pmtiles/rio_pmtiles/__init__.py
index 9bd4c90..64c31ae 100644
--- a/python/rio-pmtiles/rio_pmtiles/__init__.py
+++ b/python/rio-pmtiles/rio_pmtiles/__init__.py
@@ -1,3 +1,3 @@
 """rio-pmtiles package"""
 
-__version__ = "1.0.2"
+__version__ = "1.0.3"