diff --git a/package.json b/package.json
index 5cb0054..9a95816 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "type": "module",
   "scripts": {
     "prepublish": "pnpm format && pnpm test",
-    "build": "tsc",
+    "build": "rm -rf prod && tsc",
     "format": "pnpm build && eslint src test --max-warnings 0 --fix",
     "lint": "pnpm build && eslint src test --max-warnings 0",
     "test": "vitest run",
diff --git a/tsconfig.json b/tsconfig.json
index c89814b..8d1f678 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -17,7 +17,9 @@
     "skipLibCheck": true,
     "forceConsistentCasingInFileNames": true,
     "rootDir": "src",
-    "outDir": "prod"
+    "outDir": "prod",
+    "sourceMap": true,
+    "declaration": true,
   },
   "exclude": ["./test", "vitest.config.ts"]
 }