diff --git a/package.json b/package.json
index e6a1843..87e78d9 100644
--- a/package.json
+++ b/package.json
@@ -9,8 +9,8 @@
   ],
   "license": "MIT",
   "scripts": {
-    "yakumo": "node --import tsx node_modules/yakumo/lib/cli.js",
-    "build": "tsc -b",
+    "yakumo": "node --import tsx scripts/yakumo.js",
+    "build": "yarn yakumo build",
     "bump": "yarn yakumo version",
     "dep": "yarn yakumo upgrade",
     "pub": "yarn yakumo publish",
@@ -23,9 +23,11 @@
   "devDependencies": {
     "@cordisjs/eslint-config": "^1.0.4",
     "@types/chai": "^4.3.11",
+    "@types/chai-as-promised": "^7.1.8",
     "@types/node": "^20.10.2",
     "c8": "^7.14.0",
     "chai": "^4.3.10",
+    "chai-as-promised": "^7.1.1",
     "esbuild": "^0.18.20",
     "esbuild-register": "^3.5.0",
     "eslint": "^8.55.0",
diff --git a/packages/core/package.json b/packages/core/package.json
index 6059ef8..7fb7b9e 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -30,27 +30,9 @@
     "lib",
     "src"
   ],
-  "scripts": {
-    "compile:cjs": "esbuild src/index.ts --outfile=lib/index.cjs --bundle --sourcemap --sources-content=false --platform=node --external:cosmokit --target=es2022",
-    "compile:esm": "esbuild src/index.ts --outfile=lib/index.mjs --bundle --sourcemap --sources-content=false --platform=neutral --external:cosmokit --target=es2022",
-    "build": "yarn compile:cjs && yarn compile:esm && yarn dtsc",
-    "test": "node --import tsx --test tests/*.spec.ts",
-    "test:text": "shx rm -rf coverage && c8 -r text yarn test",
-    "test:json": "shx rm -rf coverage && c8 -r json yarn test",
-    "test:html": "shx rm -rf coverage && c8 -r html yarn test"
-  },
   "devDependencies": {
     "@types/chai": "^4.3.11",
-    "@types/chai-as-promised": "^7.1.8",
-    "@types/node": "^20.10.2",
-    "c8": "^7.14.0",
-    "chai": "^4.3.10",
-    "chai-as-promised": "^7.1.1",
-    "dtsc": "^3.0.1",
-    "esbuild": "^0.18.20",
-    "shx": "^0.3.4",
-    "tsx": "patch:tsx@npm%3A4.7.0#~/.yarn/patches/tsx-npm-4.7.0-86d7b66640.patch",
-    "typescript": "^5.3.2"
+    "chai": "^4.3.10"
   },
   "dependencies": {
     "cosmokit": "^1.5.2"
diff --git a/scripts/yakumo.js b/scripts/yakumo.js
new file mode 100644
index 0000000..ad1ce85
--- /dev/null
+++ b/scripts/yakumo.js
@@ -0,0 +1 @@
+import 'yakumo/lib/cli.js'