diff --git a/.gitignore b/.gitignore
index 1a55827..de738f7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,4 @@
 /flit-3.7.1.tar.gz
 /flit-3.8.0.tar.gz
 /flit_core-3.8.0.tar.gz
+/flit_core-3.9.0.tar.gz
diff --git a/python-flit-core.spec b/python-flit-core.spec
index cebafd9..08c374c 100644
--- a/python-flit-core.spec
+++ b/python-flit-core.spec
@@ -8,8 +8,8 @@
 %bcond tests %{without bootstrap}
 
 Name:           python-flit-core
-Version:        3.8.0
-Release:        3%{?dist}
+Version:        3.9.0
+Release:        1%{?dist}
 Summary:        PEP 517 build backend for packages using Flit
 
 # flit-core is BSD-3-Clause
@@ -95,14 +95,15 @@ rm -r %{buildroot}%{python3_sitelib}/flit_core/tests/
 
 %files -n python3-flit-core
 %license LICENSE
-# README.rst is missing from the sdist,
-# but it basically contains the %%description only,
-# so probably not worth adding anyway.
+%doc README.rst
 %{python3_sitelib}/flit_core-*.dist-info/
 %{python3_sitelib}/flit_core/
 
 
 %changelog
+* Fri May 26 2023 Miro Hrončok <mhroncok@redhat.com> - 3.9.0-1
+- Update to 3.9.0
+
 * Fri May 19 2023 Miro Hrončok <mhroncok@redhat.com> - 3.8.0-3
 - Fork python-flit-core from the python-flit package
 - Adjust the License tag to include flit_core/versionno.py's regex (BSD-2-Clause)
diff --git a/sources b/sources
index 09ad911..80a2866 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (flit_core-3.8.0.tar.gz) = 914804e3f2040762381afe039272d9d6fdbcd3f3cf8b9eea854f2f1d95edcb01718fd6685476bc1cdc251dfc46ef80b40f087df881d8b963dcc3f3332fd32a46
+SHA512 (flit_core-3.9.0.tar.gz) = 1205589930d2c51d6aa6b2533a122a912e63b157e94adba2a0649a58d324fa98a5b84609d9b53e9d236f1cdb6a6984de2cefcf2f11abc2cd83956df21f269ad6