diff --git a/.github/workflows/get_coverage.yml b/.github/workflows/get_coverage.yml
index 221816ae..e844b975 100644
--- a/.github/workflows/get_coverage.yml
+++ b/.github/workflows/get_coverage.yml
@@ -16,7 +16,7 @@ jobs:
         uses: conda-incubator/setup-miniconda@v2
         with:
           miniconda-version: 'latest'
-          python-version: 3.9
+          python-version: 3.10
           channels: conda-forge
 
       - name: install dascore
diff --git a/.github/workflows/runtests.yml b/.github/workflows/runtests.yml
index 64431fd6..f343d138 100644
--- a/.github/workflows/runtests.yml
+++ b/.github/workflows/runtests.yml
@@ -21,7 +21,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.9', '3.10']
+        python-version: ['3.9', '3.10', '3.11']
 
     # only run if CI isn't turned off
     if: github.event_name == 'push' || !contains(github.event.pull_request.labels.*.name, 'no_ci')
diff --git a/pyproject.toml b/pyproject.toml
index 74a13327..f3d6f218 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,14 +25,15 @@ authors = [
 ]
 
 description = "A python library distributed fiber optic sensing"
-readme = ".github/README.md"
-license = { file="LICENSE" }
+readme = "readme.md"
+license = { file="docs/LICENSE" }
 requires-python = ">=3.9"
 classifiers = [
     "Development Status :: 4 - Beta",
     "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Topic :: Scientific/Engineering",
 ]
 
diff --git a/tests/conftest.py b/tests/conftest.py
index 908a0aa6..57302fb2 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -5,9 +5,11 @@
 import shutil
 from pathlib import Path
 
+import matplotlib
 import numpy as np
 import pytest
 import tables as tb
+import tables.parameters
 
 import dascore as dc
 import dascore.examples as ex
@@ -77,14 +79,14 @@ def pytest_sessionstart(session):
     and to set debug hook to True to avoid showing progress bars,
     except when explicitly being tested.
     """
-    import matplotlib
-
-    import dascore as dc
-
     # If running in CI make sure to turn off matplotlib.
     if os.environ.get("CI", False):
         matplotlib.use("Agg")
 
+    # need to set nodes to 32 to avoid crash on p3.11. See pytables#977.
+    tables.parameters.NODE_CACHE_SLOTS = 32
+    matplotlib.use("Agg")
+
     # Ensure debug is set. This disables progress bars which disrupt debugging.
     dc._debug = True