diff --git a/.github/workflows/test-with-tox.yaml b/.github/workflows/test-with-tox.yaml
index 30effb9..521e731 100644
--- a/.github/workflows/test-with-tox.yaml
+++ b/.github/workflows/test-with-tox.yaml
@@ -37,12 +37,16 @@ jobs:
       if: matrix.platform == 'ubuntu-22.04' && matrix.python-version == 3.9
       run: |
         pip install pandas tensorflow torch tensorboardX pillow matplotlib soundfile pytest pytest-cov
+        # For NumPy 2.0 compatibility, see: https://github.com/tensorflow/tensorboard/issues/6869
+        pip install tb-nightly
         pytest --doctest-glob="*.rst" --cov=./ --cov-report xml --ignore="tests/test_summary_reader/test_no_tensorflow.py"
     - name: Test documentation
       if: matrix.platform == 'ubuntu-22.04' && matrix.python-version == 3.9
       run: |
         sudo apt-get install -y pandoc
         pip install -r requirements.txt
+        # For NumPy 2.0 compatibility, see: https://github.com/tensorflow/tensorboard/issues/6869
+        pip install tb-nightly
         sphinx-build -b html docs docs/_build/html
         sphinx-build -b doctest docs docs/_build/doctest
     - name: Upload coverage to Codecov
diff --git a/tox.ini b/tox.ini
index 7c1c9ad..64f3111 100644
--- a/tox.ini
+++ b/tox.ini
@@ -17,6 +17,8 @@ deps =
 commands =
     # Test tbparse with reduced feature set (without TensorFlow)
     pip install -e .[testing]
+    # For NumPy 2.0 compatibility, see: https://github.com/tensorflow/tensorboard/issues/6869
+    pip install tb-nightly
     # May need to clean tox cache if the command below failed.
     pytest "{toxinidir}/tests/test_summary_reader/test_edge_cases.py" \
            "{toxinidir}/tests/test_summary_reader/test_histogram_torch_sample.py" \