diff --git a/doc/changelog.d/617.documentation.md b/doc/changelog.d/617.documentation.md
deleted file mode 100644
index 9cee7ffce..000000000
--- a/doc/changelog.d/617.documentation.md
+++ /dev/null
@@ -1 +0,0 @@
-Fix: optimize imports for whatsnew
\ No newline at end of file
diff --git a/doc/changelog.d/618.documentation.md b/doc/changelog.d/618.documentation.md
new file mode 100644
index 000000000..4942c5efe
--- /dev/null
+++ b/doc/changelog.d/618.documentation.md
@@ -0,0 +1 @@
+chore: update CHANGELOG for v1.3.1
\ No newline at end of file
diff --git a/doc/source/changelog.rst b/doc/source/changelog.rst
index 389136797..25c16ab5f 100644
--- a/doc/source/changelog.rst
+++ b/doc/source/changelog.rst
@@ -8,6 +8,14 @@ Release notes
 
 .. towncrier release notes start
 
+`1.3.1 <https://github.com/ansys/ansys-sphinx-theme/releases/tag/v1.3.1>`_ (2025-02-06)
+=======================================================================================
+
+Documentation
+^^^^^^^^^^^^^
+
+- Fix: optimize imports for whatsnew `#617 <https://github.com/ansys/ansys-sphinx-theme/pull/617>`_
+
 `1.3.0 <https://github.com/ansys/ansys-sphinx-theme/releases/tag/v1.3.0>`_ (2025-02-05)
 =======================================================================================