diff --git a/doc/changelog.d/233.dependencies.md b/doc/changelog.d/233.dependencies.md
new file mode 100644
index 0000000..c6f26c6
--- /dev/null
+++ b/doc/changelog.d/233.dependencies.md
@@ -0,0 +1 @@
+chore: bump ansys-sphinx-theme[autoapi] from 1.5.0 to 1.5.3
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 4648087..990fdc7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ dependencies = [
 ]
 [project.optional-dependencies]
 doc = [
-    "ansys-sphinx-theme[autoapi]==1.5.0",
+    "ansys-sphinx-theme[autoapi]==1.5.3",
     "numpydoc==1.8.0",
     "Sphinx==8.2.3",
     "sphinx-autodoc-typehints==3.1.0",