diff --git a/package.json b/package.json
index 87c4cf3..c7c98f3 100644
--- a/package.json
+++ b/package.json
@@ -4,14 +4,14 @@
   "description": "rehype plugin to add `id` attributes to headings",
   "license": "MIT",
   "keywords": [
-    "unified",
+    "heading",
+    "html",
+    "id",
+    "plugin",
     "rehype",
     "rehype-plugin",
-    "plugin",
-    "html",
-    "heading",
     "slug",
-    "id"
+    "unified"
   ],
   "repository": "rehypejs/rehype-slug",
   "bugs": "https://github.com/rehypejs/rehype-slug/issues",
@@ -54,31 +54,32 @@
   },
   "scripts": {
     "build": "tsc --build --clean && tsc --build && type-coverage",
-    "format": "remark . -qfo && prettier . -w --log-level warn && xo --fix",
+    "format": "remark . --frail --output --quiet && prettier . --log-level warn --write && xo --fix",
+    "prepack": "npm run build && npm run format",
+    "test": "npm run build && npm run format && npm run test-coverage",
     "test-api": "node --conditions development test.js",
-    "test-coverage": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 --reporter lcov npm run test-api",
-    "test": "npm run build && npm run format && npm run test-coverage"
+    "test-coverage": "c8 --100 --check-coverage --reporter lcov npm run test-api"
   },
   "prettier": {
-    "tabWidth": 2,
-    "useTabs": false,
-    "singleQuote": true,
     "bracketSpacing": false,
+    "singleQuote": true,
     "semi": false,
-    "trailingComma": "none"
-  },
-  "xo": {
-    "prettier": true
+    "tabWidth": 2,
+    "trailingComma": "none",
+    "useTabs": false
   },
   "remarkConfig": {
     "plugins": [
-      "preset-wooorm"
+      "remark-preset-wooorm"
     ]
   },
   "typeCoverage": {
     "atLeast": 100,
     "detail": true,
-    "strict": true,
-    "ignoreCatch": true
+    "ignoreCatch": true,
+    "strict": true
+  },
+  "xo": {
+    "prettier": true
   }
 }