diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 3d3c22755f..f893380efb 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -65,6 +65,17 @@ jobs:
           exit 1
         fi
     - uses: ./.github/workflows/actions/check-translations
+    # Vercel builds on Linux, where imports are case-sensitive. No other check
+    # resolves the imports in doc pages, so an import with the wrong casing only
+    # fails when the site is built.
+    - name: 🏗️ Build
+      run: |
+        npm run generate-markdown
+        npm run build:preview
+      env:
+        # The release notes page reads releases from the GitHub API, and the
+        # script fails in CI without a token.
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
   cross-platform:
     name: Cross-platform on ${{ matrix.os }}