diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ddf2edf6..821fdd6d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,6 +13,7 @@ jobs:
           node-version: 16
 
       - run: npm install
+      - run: npm run checked
       - run: npm run coverage
       - run: npm run example
       - run: npm run example:templates
diff --git a/package.json b/package.json
index e9f20b06..04a1fbc9 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,7 @@
     "example": "node test/example/index.js",
     "example:templates": "node test/templates/index.js",
     "pretest": "npm run example && npm run example:templates",
+    "checked":"tsc --noEmit",
     "test": "tsbb test",
     "coverage": "tsbb test --coverage"
   },