diff --git a/tests/tsconfig.json b/tests/tsconfig.json
deleted file mode 100644
index 5dc8cdd..0000000
--- a/tests/tsconfig.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "extends": "../tsconfig.json",
-  "compilerOptions": {
-    "noEmit": true
-  },
-  "include": ["./**/*"]
-}
diff --git a/tests/utils/formatters.spec.ts b/tests/utils/formatters.spec.ts
index 4f1cbd4..cf6d9d1 100644
--- a/tests/utils/formatters.spec.ts
+++ b/tests/utils/formatters.spec.ts
@@ -1,6 +1,6 @@
 import { describe, expect, expectTypeOf, test } from "vitest";
 
-import { useDecimals } from "../../src/utils/formatters";
+import { useDecimals } from "../../src/utils/formatters.js";
 
 import type { BigNumberish } from "ethers";
 
@@ -16,7 +16,9 @@ describe("useDecimals", () => {
     test("ETH decimal value", () => {
       const { decimalToBigNumber } = useDecimals(18);
       expectTypeOf(decimalToBigNumber("1.5")).toEqualTypeOf<BigNumberish>();
-      expect(decimalToBigNumber("1.5").toString()).toEqual("1500000000000000000");
+      expect(decimalToBigNumber("1.5").toString()).toEqual(
+        "1500000000000000000"
+      );
     });
 
     test("USDC decimal value", () => {
diff --git a/tsconfig.build.json b/tsconfig.build.json
index 21b273a..888183a 100644
--- a/tsconfig.build.json
+++ b/tsconfig.build.json
@@ -1,8 +1,10 @@
 {
+  "extends": "./tsconfig.json",
   "compilerOptions": {
     "declaration": true,
-    "sourceMap": true
+    "sourceMap": true,
+    "rootDir": "./src",
+    "removeComments": true
   },
-  "extends": "./tsconfig.json",
   "exclude": ["**/*.spec.ts"]
 }
diff --git a/tsconfig.json b/tsconfig.json
index c76306d..c7f5caf 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,10 +4,10 @@
     "module": "NodeNext",
     "moduleResolution": "NodeNext",
     "outDir": "./bin",
-    "rootDir": "./src",
+    "rootDir": ".",
     "esModuleInterop": true,
     "strict": true,
     "resolveJsonModule": true
   },
-  "include": ["./src"]
+  "include": ["src/**/*", "tests/**/*"]
 }