diff --git a/package.json b/package.json
index 693e890..062ced5 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,6 @@
     "remark-cli": "^11.0.0",
     "remark-preset-wooorm": "^9.0.0",
     "retext": "^8.0.0",
-    "rimraf": "^3.0.0",
     "tape": "^5.0.0",
     "type-coverage": "^2.0.0",
     "typescript": "^4.0.0",
@@ -78,10 +77,11 @@
     "xo": "^0.53.0"
   },
   "scripts": {
-    "build": "rimraf \"*.d.ts\" \"script/**/*.d.ts\" && tsc && type-coverage",
+    "prepack": "npm run build && npm run format",
+    "build": "tsc --build --clean && tsc --build && type-coverage",
     "format": "remark . -qfo && prettier . -w --loglevel warn && xo --fix",
     "test-api": "node --conditions development test.js",
-    "test-coverage": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 --reporter lcov node --conditions development test.js",
+    "test-coverage": "c8 --check-coverage --100 --reporter lcov npm run test-api",
     "test": "npm run build && npm run format && npm run test-coverage"
   },
   "prettier": {
diff --git a/tsconfig.json b/tsconfig.json
index 9bbfe98..016d1f4 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,16 +1,17 @@
 {
-  "include": ["*.js", "script/**/*.js"],
+  "include": ["**/**.js"],
+  "exclude": ["coverage", "node_modules"],
   "compilerOptions": {
-    "target": "ES2020",
-    "lib": ["ES2020"],
-    "module": "ES2020",
-    "moduleResolution": "node",
-    "allowJs": true,
     "checkJs": true,
     "declaration": true,
     "emitDeclarationOnly": true,
-    "allowSyntheticDefaultImports": true,
+    "exactOptionalPropertyTypes": true,
+    "forceConsistentCasingInFileNames": true,
+    "lib": ["es2020"],
+    "module": "node16",
+    "newLine": "lf",
     "skipLibCheck": true,
-    "strict": true
+    "strict": true,
+    "target": "es2020"
   }
 }