diff --git a/ghc-monoid-subclasses.changes b/ghc-monoid-subclasses.changes
index 4c1f283..5fb4de8 100644
--- a/ghc-monoid-subclasses.changes
+++ b/ghc-monoid-subclasses.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Fri Sep  1 02:48:20 UTC 2023 - Peter Simons <psimons@suse.com>
+
+- Update monoid-subclasses to version 1.2.4.
+  Upstream has edited the change log file since the last release in
+  a non-trivial way, i.e. they did more than just add a new entry
+  at the top. You can review the file at:
+  http://hackage.haskell.org/package/monoid-subclasses-1.2.4/src/CHANGELOG.md
+
 -------------------------------------------------------------------
 Sun Apr  2 12:02:47 UTC 2023 - Peter Simons <psimons@suse.com>
 
diff --git a/ghc-monoid-subclasses.spec b/ghc-monoid-subclasses.spec
index 8d05fc6..bb970cd 100644
--- a/ghc-monoid-subclasses.spec
+++ b/ghc-monoid-subclasses.spec
@@ -20,7 +20,7 @@
 %global pkgver %{pkg_name}-%{version}
 %bcond_with tests
 Name:           ghc-%{pkg_name}
-Version:        1.2.3
+Version:        1.2.4
 Release:        0
 Summary:        Subclasses of Monoid
 License:        BSD-3-Clause
diff --git a/monoid-subclasses-1.2.3.tar.gz b/monoid-subclasses-1.2.3.tar.gz
deleted file mode 100644
index 552922c..0000000
--- a/monoid-subclasses-1.2.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:fec14348bab9cb26768de7b9092489fe040d7001603ab1f461910fce4f52d0dd
-size 57103
diff --git a/monoid-subclasses-1.2.4.tar.gz b/monoid-subclasses-1.2.4.tar.gz
new file mode 100644
index 0000000..35d9480
--- /dev/null
+++ b/monoid-subclasses-1.2.4.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:567a699396ea3dde1bca0a4eda3e00c3a41c209df936fd99825b1f0703d89df9
+size 59121