diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index e3f5030..30c0321 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,13 @@
 Changelog
 =========
 
+v30.4.6 - unreleased
+--------------------
+
+- Bump setuptools build requirement to >= 70.1.0 and drop the unused
+  wheel build dependency.
+
+
 v30.4.5 - 2026-03-03
 --------------------
 
diff --git a/pyproject.toml b/pyproject.toml
index f106e69..8839099 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,6 @@
 [build-system]
-requires = ["setuptools >= 50", "wheel"]
+# setuptools 70.1+ vendors the wheel build backend, so wheel is not required
+requires = ["setuptools >= 70.1.0"]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]