diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 976428fe..f9ad50cb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Set up Python
-      uses: actions/setup-python@v5.2.0
+      uses: actions/setup-python@v5.3.0
       with:
         python-version: 3.X
     - name: Install dependencies
@@ -56,7 +56,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5.2.0
+      uses: actions/setup-python@v5.3.0
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 24298fb8..2b272093 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v5.2.0
+      uses: actions/setup-python@v5.3.0
       with:
         python-version: '3.x'
     - name: Install dependencies
diff --git a/changes/101.misc.rst b/changes/101.misc.rst
new file mode 100644
index 00000000..8d8af9ee
--- /dev/null
+++ b/changes/101.misc.rst
@@ -0,0 +1 @@
+Updated actions/setup-python from 5.2.0 to 5.3.0.
diff --git a/docs/conf.py b/docs/conf.py
index fbe73fad..0ffcaffd 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -110,7 +110,6 @@
         html_theme = 'default'
     else:
         html_theme = 'sphinx_rtd_theme'
-        html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the
@@ -188,7 +187,6 @@
 try:
     import sphinx_rtd_theme
     html_theme = "sphinx_rtd_theme"
-    html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 except ImportError:
     # The sphinx-rtd-theme package is not installed, so to the default
     pass