diff --git a/package.json b/package.json
index 1efb2a45..5c78fb14 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "build-declaration": "tsc --allowJs --declaration --emitDeclarationOnly --resolveJsonModule lib/markdownlint.js && node scripts delete 'lib/{c,md,r}*.d.ts' 'helpers/*.d.ts'",
     "build-demo": "node scripts copy node_modules/markdown-it/dist/markdown-it.min.js demo/markdown-it.min.js && cd demo && webpack --no-stats",
     "build-example": "npm install --no-save --ignore-scripts grunt grunt-cli gulp through2",
-    "ci": "npm-run-all --continue-on-error --parallel declaration lint --parallel build-config build-demo test-cover && git diff --exit-code",
+    "ci": "npm-run-all --continue-on-error --parallel build-config lint serial-declaration-demo test-cover && git diff --exit-code",
     "clone-test-repos-dotnet-docs": "cd test-repos && git clone https://github.com/dotnet/docs dotnet-docs --depth 1 --no-tags --quiet",
     "clone-test-repos-eslint-eslint": "cd test-repos && git clone https://github.com/eslint/eslint eslint-eslint --depth 1 --no-tags --quiet",
     "clone-test-repos-mkdocs-mkdocs": "cd test-repos && git clone https://github.com/mkdocs/mkdocs mkdocs-mkdocs --depth 1 --no-tags --quiet",
@@ -35,6 +35,7 @@
     "docker-npm-install": "docker run --rm --tty --name npm-install --volume $PWD:/home/workdir --workdir /home/workdir --user node node:16 npm install",
     "lint": "eslint --max-warnings 0 .",
     "lint-test-repos": "ava --timeout=5m test/markdownlint-test-repos.js",
+    "serial-declaration-demo": "npm run declaration && npm run build-demo",
     "test": "ava test/markdownlint-test.js test/markdownlint-test-custom-rules.js test/markdownlint-test-helpers.js test/markdownlint-test-result-object.js test/markdownlint-test-scenarios.js",
     "test-cover": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 npm test",
     "test-declaration": "cd example/typescript && tsc && node type-check.js",