diff --git a/tsconfig.json b/tsconfig.json
index 8a9ea50..c4b0912 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -6,7 +6,9 @@
     "outDir": "./lib",
     "strict": true,
     "noImplicitAny": false,
-    "esModuleInterop": true
+    "esModuleInterop": true,
+    "sourceMap": true,
+    "lib": ["esnext", "dom"]
   },
   "include": ["src/**/*", "test/**/*"],
   "exclude": ["node_modules", "**/*.test.ts"]