diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 7f02aa5..d8b5ba6 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,12 @@
 Changelog
 =============
 
+v1.0.3 (May 15, 2026)
+---------------------------
+
+- Change build backend from ``setuptools`` to ``flot``. Properly construct wheel
+  to include source files.
+
 v1.0.2 (May 14, 2026)
 ---------------------------
 
diff --git a/pyproject.toml b/pyproject.toml
index 892fb7a..f4d3970 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "flot.buildapi"
 
 [project]
 name = "aboutcode.federated"
-version = "1.0.2"
+version = "1.0.3"
 description = "A library for AboutCode PURL-based federated identifiers"
 readme = "README.rst"
 license = { text = "Apache-2.0" }