diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4454bc683..e38cb4969 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -82,6 +82,9 @@ jobs:
       - name: "Python type check"
         run: uvx mypy
 
+      - name: "Validate project metadata"
+        run: uvx --from 'validate-pyproject[all,store]' validate-pyproject pyproject.toml
+
       - name: "Lint shell scripts"
         uses: ludeeus/action-shellcheck@2.0.0
         env: