diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 84097ce..4784e9a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -48,9 +48,15 @@ jobs:
       if: ${{ matrix.python-version == '3.14' }}
       run: flake8 matplotlib_inline --ignore=E501,W504,W503
 
+    - name: Test Build
+      if: ${{ matrix.python-version == '3.14' }}
+      run: |
+        pip install build
+        python -m build
+
     - name: Install ruff
       if: ${{ matrix.python-version == '3.14' }}
-      run: pip   install ruff
+      run: pip install ruff
 
     - name: Check code with ruff
       if: ${{ matrix.python-version == '3.14' }}
diff --git a/pyproject.toml b/pyproject.toml
index 1b145c6..d06cb58 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,6 @@ classifiers = [
     "Framework :: Jupyter",
     "Intended Audience :: Developers",
     "Intended Audience :: Science/Research",
-    "License-Expression: BSD-3-Clause",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",