diff --git a/examples/conftest.py b/examples/conftest.py
new file mode 100644
index 00000000..e3eabc51
--- /dev/null
+++ b/examples/conftest.py
@@ -0,0 +1,11 @@
+
+# depend on optional iris, xesmf, etc
+collect_ignore_glob = [
+    "Homepage.ipynb",
+    "user_guide/Resampling_Grids.ipynb",
+    "user_guide/Gridded_Datasets_*.ipynb",
+    "gallery/bokeh/xarray_gridded.ipynb",
+    "gallery/*/xarray_image.ipynb",
+    "gallery/*/xarray_quadmesh.ipynb",
+    "gallery/*/katrina_track.ipynb",
+]
diff --git a/pyproject.toml b/pyproject.toml
index 41487451..75c55594 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -61,3 +61,24 @@ unfixable = [
 ignore-words-list = "lod,nd"
 skip = "doc/generate_modules.py,*.json,*.csv"
 write-changes = true
+
+[tool.pytest.ini_options]
+addopts = "-v --pyargs --doctest-ignore-import-errors --strict-markers --strict-config --color=yes"
+norecursedirs = "doc .git dist build _build .ipynb_checkpoints"
+minversion = 7
+xfail_strict = true
+log_cli_level = "INFO"
+filterwarnings = [
+       "error::holoviews.HoloviewsUserWarning",
+       "error::geoviews.GeoviewsDeprecationWarning",
+       "error::geoviews.GeoviewsUserWarning",
+       #  2023-01: https://github.com/bokeh/bokeh/pull/12690
+       "ignore:`.+?` is a deprecated alias for `.+?`.:DeprecationWarning:bokeh",
+       #  2023-01: https://github.com/cupy/cupy/pull/7245
+       "ignore:`.+?` is a deprecated alias for `.+?`.:DeprecationWarning:cupy",
+       #  2023-01: https://github.com/SciTools/cartopy/issues/2113
+       "ignore:The 'geom_factory' function is deprecated in Shapely 2:DeprecationWarning:cartopy.crs",
+       "error::holoviews.HoloviewsDeprecationWarning",
+       #  2023-09: See https://github.com/Unidata/MetPy/pull/3117
+       "ignore:'xdrlib' is deprecated and slated for removal in Python 3.13:DeprecationWarning:metpy.io.nexrad",
+]
diff --git a/setup.py b/setup.py
index d92023bd..08f30e6d 100644
--- a/setup.py
+++ b/setup.py
@@ -152,7 +152,7 @@ def run(self):
         'pooch',
     ],
     'tests': [
-        'nbsmoke >=0.2.0',
+        'nbval',
         'pytest',
         'fiona',
         'rioxarray',
diff --git a/tox.ini b/tox.ini
index bb50caa6..c1951952 100644
--- a/tox.ini
+++ b/tox.ini
@@ -19,12 +19,12 @@ commands = pytest geoviews --cov=./geoviews
 [_examples]
 description = Test that default examples run
 deps = .[recommended, tests]
-commands = pytest --nbsmoke-run -k ".ipynb"
+commands = pytest --nbval-lax examples
 
 [_examples_extra]
 description = Test that all examples run
 deps = .[examples_extra, tests]
-commands = pytest --nbsmoke-run -k ".ipynb" --ignore-nbsmoke-skip-run
+commands = pytest --nbval-lax examples
 
 [_all_recommended]
 description = Run all recommended tests
@@ -53,31 +53,3 @@ deps = unit: {[_unit]deps}
        examples: {[_examples]deps}
        examples_extra: {[_examples_extra]deps}
        all_recommended: {[_all_recommended]deps}
-
-[pytest]
-addopts = -v --pyargs --doctest-ignore-import-errors --strict-markers --color=yes
-norecursedirs = doc .git dist build _build .ipynb_checkpoints
-minversion = 7
-xfail_strict = true
-log_cli_level = INFO
-# depend on optional iris, xesmf, etc
-nbsmoke_skip_run = .*Homepage\.ipynb$
-                   .*user_guide/Resampling_Grids\.ipynb$
-                   .*user_guide/Gridded_Datasets_.*\.ipynb$
-                   .*gallery/bokeh/xarray_gridded\.ipynb$
-                   .*gallery/.*/xarray_image\.ipynb$
-                   .*gallery/.*/xarray_quadmesh\.ipynb$
-                   .*gallery/.*/katrina_track\.ipynb$
-filterwarnings =
-       ; 2023-01: https://github.com/bokeh/bokeh/pull/12690
-       ignore:`.+?` is a deprecated alias for `.+?`.:DeprecationWarning:bokeh
-       ; 2023-01: https://github.com/cupy/cupy/pull/7245
-       ignore:`.+?` is a deprecated alias for `.+?`.:DeprecationWarning:cupy
-       ; 2023-01: https://github.com/SciTools/cartopy/issues/2113
-       ignore:The 'geom_factory' function is deprecated in Shapely 2:DeprecationWarning:cartopy.crs
-       error::holoviews.HoloviewsDeprecationWarning
-       error::holoviews.HoloviewsUserWarning
-       error::geoviews.GeoviewsDeprecationWarning
-       error::geoviews.GeoviewsUserWarning
-       ; 2023-09: See https://github.com/Unidata/MetPy/pull/3117
-       ignore:'xdrlib' is deprecated and slated for removal in Python 3.13:DeprecationWarning:metpy.io.nexrad