diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bdcd62749..73ac04329 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -68,7 +68,7 @@ jobs:
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.21.3
         env:
-          CIBW_SKIP: pp* cp36-* cp37-* cp38-*
+          CIBW_SKIP: pp*
 
       - name: Store wheel artifacts
         uses: actions/upload-artifact@v4
diff --git a/RELEASE.rst b/RELEASE.rst
index 36ce60a16..5a9d180f2 100644
--- a/RELEASE.rst
+++ b/RELEASE.rst
@@ -6,12 +6,22 @@ Release Notes
 These are the major changes made in each release. For details of the changes
 see the commit log at https://github.com/pydata/bottleneck
 
+Bottleneck 1.4.2
+================
+
+*Release date: 2024-10-18
+
+Maintenance
+~~~~~~~~~~~
+- Add `python_requires` to `setup.py` to limit build to 3.9+
+- Update the classifiers
+
 Bottleneck 1.4.1
 ================
 
 *Release date: 2024-10-12
 
-Enhancements
+Maintenance
 ~~~~~~~~~~~~
 - Deprecate Python 3.7 and 3.8 
 - Add python 3.13 build
@@ -21,7 +31,7 @@ Bottleneck 1.4.0
 
 *Release date: 2024-06-17
 
-Enhancements
+Maintenance
 ~~~~~~~~~~~~
 - Building against numpy 2.0, which ships new backwards compatible ABI
 - Update CI config
@@ -31,7 +41,7 @@ Bottleneck 1.3.8
 
 *Release date: 2024-02-04*
 
-Enhancements
+Maintenance
 ~~~~~~~~~~~~
 - Python 3.12 wheel available
 - Update CI config
@@ -41,7 +51,7 @@ Bottleneck 1.3.7
 
 *Release date: 2023-01-20*
 
-Enhancements
+Maintenance
 ~~~~~~~~~~~~
 - Python 3.11 wheel available
 
@@ -55,7 +65,7 @@ Bug Fixes
 ~~~~~~~~~
 - Fix ValueError: cannot convert float NaN to integer with new numpy version
 
-Enhancements
+Maintenance
 ~~~~~~~~~~~~
 - Python 3.11 available in CI tests
 
diff --git a/pyproject.toml b/pyproject.toml
index 3a5ff500a..b533eaa7d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,5 @@
 [build-system]
 requires = [
-    # Setuptools has removed support for msvccompiler
-    # this is needed to build old versions of bottleneck
     "setuptools",
     "versioneer", 
     "wheel",
diff --git a/setup.py b/setup.py
index 07d10ef65..caf536da4 100644
--- a/setup.py
+++ b/setup.py
@@ -162,14 +162,11 @@ def get_long_description():
     "Programming Language :: C",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.5",
-    "Programming Language :: Python :: 3.6",
-    "Programming Language :: Python :: 3.7",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
-    "Topic :: Scientific/Engineering",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Scientific/Engineering",
 ]
 
@@ -192,6 +189,7 @@ def get_long_description():
         "bottleneck": ["LICENSE"],
         "bottleneck.tests": ["data/*/*"],
     },
+    python_requires=">=3.9",
     install_requires=["numpy"],
     extras_require={"doc": ["numpydoc", "sphinx", "gitpython"]},
     cmdclass=cmdclass,