diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 97a9f358..4d3478ff 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -78,7 +78,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Run clang-format style check on src
-        uses: jidicula/clang-format-action@v4.16.0
+        uses: jidicula/clang-format-action@v4.18.0
         with:
           clang-format-version: 15
           check-path: "src"
diff --git a/CITATION.cff b/CITATION.cff
index aeef8457..00de7fea 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -41,5 +41,5 @@ abstract: >-
   A Python package that wraps the functionality of the C++
   library libsemigroups.
 license: GPL-3.0+
-version: 1.4.0
-date-released: "2026-02-25"
+version: 1.4.1
+date-released: "2026-03-17"
diff --git a/README.md b/README.md
index bff1f957..3472d3ff 100644
--- a/README.md
+++ b/README.md
@@ -150,10 +150,10 @@ uv pip install .
 To build `libsemigroups_pybind11` from a release archive:
 
 ```console
-curl -L -O https://github.com/libsemigroups/libsemigroups_pybind11/releases/latest/download/libsemigroups_pybind11-1.4.0.tar.gz
-tar -xf libsemigroups_pybind11-1.4.0.tar.gz
-rm -f libsemigroups_pybind11-1.4.0.tar.gz
-cd libsemigroups_pybind11-1.4.0
+curl -L -O https://github.com/libsemigroups/libsemigroups_pybind11/releases/latest/download/libsemigroups_pybind11-1.4.1.tar.gz
+tar -xf libsemigroups_pybind11-1.4.1.tar.gz
+rm -f libsemigroups_pybind11-1.4.1.tar.gz
+cd libsemigroups_pybind11-1.4.1
 pip install .
 ```
 
diff --git a/docs/source/changelog-v1.rst b/docs/source/changelog-v1.rst
index cdd933e6..c537f1bb 100644
--- a/docs/source/changelog-v1.rst
+++ b/docs/source/changelog-v1.rst
@@ -8,6 +8,13 @@
 Changelog - version 1
 =====================
 
+v1.4.1 (released 17/03/2026)
+----------------------------
+
+This a minor release which includes the latest version of libsemigroups_
+(v3.5.3), which contains a number of important bugfixes. There are also some
+improvements to the documentation. 
+
 v1.4.0 (released 25/02/2026)
 ----------------------------
 
diff --git a/docs/source/install.rst b/docs/source/install.rst
index 7937f6e0..51527cc2 100644
--- a/docs/source/install.rst
+++ b/docs/source/install.rst
@@ -101,10 +101,10 @@ To build ``libsemigroups_pybind11`` from a release archive:
 
 ::
 
-    $ curl -L -O https://github.com/libsemigroups/libsemigroups_pybind11/releases/latest/download/libsemigroups_pybind11-1.4.0.tar.gz
-    $ tar -xf libsemigroups_pybind11-1.4.0.tar.gz
-    $ rm -f libsemigroups_pybind11-1.4.0.tar.gz
-    $ cd libsemigroups_pybind11-1.4.0
+    $ curl -L -O https://github.com/libsemigroups/libsemigroups_pybind11/releases/latest/download/libsemigroups_pybind11-1.4.1.tar.gz
+    $ tar -xf libsemigroups_pybind11-1.4.1.tar.gz
+    $ rm -f libsemigroups_pybind11-1.4.1.tar.gz
+    $ cd libsemigroups_pybind11-1.4.1
     $ pip install .
 
 Building the documentation
diff --git a/release.toml b/release.toml
index d78eefed..672531f8 100644
--- a/release.toml
+++ b/release.toml
@@ -1,4 +1,4 @@
 [authors]
 expired_emails = []
 author_files = ["docs/source/authors.rst"]
-ignore = ["dependabot"]
+ignore = ["dependabot", "Codex"]