diff --git a/asdf/schema.py b/asdf/schema.py
index 5fd6d5278..683023c23 100644
--- a/asdf/schema.py
+++ b/asdf/schema.py
@@ -575,7 +575,7 @@ def validate(instance, ctx=None, schema=None, validators=None, reading=False, *a
     tag on the instance.
 
     The additional ``*args`` and ``**kwargs`` are passed along to
-    `~jsonschema.protocols.Validator.validate`.
+    the validator.
 
     Parameters
     ----------
diff --git a/docs/asdf/arrays.rst b/docs/asdf/arrays.rst
index 8236458fa..07ab3a189 100644
--- a/docs/asdf/arrays.rst
+++ b/docs/asdf/arrays.rst
@@ -209,7 +209,7 @@ of the data in memory as an intermediate step. Consider the following example
 that streams a large CSV file containing rows of integer data and converts it
 to numpy arrays stored in ASDF:
 
-.. doctest-skip::
+.. code::
 
     import csv
     import numpy as np
diff --git a/docs/conf.py b/docs/conf.py
index 5cf496b93..0537845bc 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -7,8 +7,6 @@
 else:
     import tomllib
 
-from sphinx_asdf.conf import *  # noqa: F403
-
 # The standard library importlib.metadata returns duplicate entrypoints
 # for all python versions up to and including 3.11
 # https://github.com/python/importlib_metadata/issues/410#issuecomment-1304258228
@@ -59,10 +57,15 @@
 ]
 
 # Add intersphinx mappings
-intersphinx_mapping["semantic_version"] = ("https://python-semanticversion.readthedocs.io/en/latest/", None)
-intersphinx_mapping["jsonschema"] = ("https://python-jsonschema.readthedocs.io/en/stable/", None)
-intersphinx_mapping["stdatamodels"] = ("https://stdatamodels.readthedocs.io/en/latest/", None)
-intersphinx_mapping["pytest"] = ("https://docs.pytest.org/en/latest/", None)
+intersphinx_mapping = {
+    "numpy": ("https://numpy.org/doc/stable/", None),
+    "pypa-packaging": ("https://packaging.python.org/en/latest/", None),
+    "pytest": ("https://docs.pytest.org/en/latest/", None),
+    "python": ("https://docs.python.org/3/", None),
+    "semantic_version": ("https://python-semanticversion.readthedocs.io/en/latest/", None),
+    "stdatamodels": ("https://stdatamodels.readthedocs.io/en/latest/", None),
+}
+
 
 # Docs are hosted as a "subproject" under the main project's domain: https://www.asdf-format.org/projects
 # This requires including links to main project (asdf-website) and the other asdf subprojects
@@ -77,19 +80,63 @@
     "asdf-wcs-schemas": ("https://www.asdf-format.org/projects/asdf-wcs-schemas/en/latest/", None),
 }
 
-intersphinx_mapping.update(subprojects)  # noqa: F405
 
-extensions += ["sphinx_inline_tabs", "sphinx.ext.intersphinx", "sphinx.ext.extlinks"]  # noqa: F405
+intersphinx_mapping.update(subprojects)
+
+extensions = [
+    # TODO clean these up, do we need them all?
+    "sphinx_inline_tabs",
+    "sphinx.ext.intersphinx",
+    "sphinx.ext.extlinks",
+    "sphinx_asdf",
+    "sphinx.ext.autodoc",
+    "sphinx.ext.coverage",
+    "sphinx.ext.inheritance_diagram",
+    "sphinx.ext.intersphinx",
+    "sphinx.ext.mathjax",
+    "sphinx.ext.todo",
+    "sphinx.ext.viewcode",
+    "sphinxcontrib.jquery",
+    "numpydoc",
+    "sphinx_automodapi.automodapi",
+    "sphinx_automodapi.smart_resolver",
+]
+
+# List of patterns, relative to source directory, that match files and
+# directories to ignore when looking for source files.
+exclude_patterns = ["_build"]
+
+# The suffix of source filenames.
+source_suffix = ".rst"
+
+# The master toctree document.
+master_doc = "index"
+
+# The reST default role (used for this markup: `text`) to use for all
+# documents. Set to the "smart" one.
+default_role = "obj"
+
+# Don't show summaries of the members in each class along with the
+# class' docstring
+numpydoc_show_class_members = False
+
+autosummary_generate = True
+
+automodapi_toctreedirnm = "api"
+
+# Class documentation should contain *both* the class docstring and
+# the __init__ docstring
+autoclass_content = "both"
 
 html_theme = "furo"
 html_static_path = ["_static"]
-# Override default settings from sphinx_asdf / sphinx_astropy (incompatible with furo)
 html_sidebars = {}
 # The name of an image file (within the static path) to use as favicon of the
 # docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
 # pixels large.
 html_favicon = "_static/images/favicon.ico"
 html_logo = ""
+html_last_updated_fmt = "%d %b %Y"
 
 globalnavlinks = {
     "ASDF Projects": "https://www.asdf-format.org",
diff --git a/docs/rtd_environment.yaml b/docs/rtd_environment.yaml
index 31aa96589..f4194e813 100644
--- a/docs/rtd_environment.yaml
+++ b/docs/rtd_environment.yaml
@@ -1,9 +1,8 @@
 name: rtd311
 channels:
   - conda-forge
-  - defaults
 dependencies:
-  - python=3.11
+  - python=3.13
   - pip
   - graphviz
   - furo