diff --git a/doc/changelog.d/257.dependencies.md b/doc/changelog.d/257.dependencies.md
new file mode 100644
index 00000000..4d741d49
--- /dev/null
+++ b/doc/changelog.d/257.dependencies.md
@@ -0,0 +1 @@
+build(deps): bump sphinx from 8.2.1 to 8.2.3 in the doc-dependencies group
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 7fe60011..e359c2ac 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ doc = [
     "jupytext==1.16.7",
     "nbsphinx==0.9.6",
     "numpydoc==1.8.0",
-    "sphinx==8.2.1",
+    "sphinx==8.2.3",
     "sphinx-autoapi==3.6.0",
     "sphinx-copybutton==0.5.2",
     "sphinx_design==0.6.1",