diff --git a/package.json b/package.json
index 626a15285c..a0023409bd 100644
--- a/package.json
+++ b/package.json
@@ -101,7 +101,7 @@
     "build:reset": "git checkout upstream/master lib/marked.cjs lib/marked.umd.js lib/marked.esm.js marked.min.js",
     "build": "npm run rollup && npm run build:types && npm run build:man",
     "build:docs": "npm run build && node docs/build.js",
-    "build:types": "dts-bundle-generator --project tsconfig.json -o lib/marked.d.ts src/marked.ts && dts-bundle-generator --project tsconfig.json -o lib/marked.d.cts src/marked.ts",
+    "build:types": "tsc && dts-bundle-generator --project tsconfig.json -o lib/marked.d.ts src/marked.ts && dts-bundle-generator --project tsconfig.json -o lib/marked.d.cts src/marked.ts",
     "build:man": "marked-man man/marked.1.md > man/marked.1",
     "rollup": "rollup -c rollup.config.js"
   },