diff --git a/__tests__/tsconfig.json b/__tests__/tsconfig.json
index 78c57ea..3e9f717 100644
--- a/__tests__/tsconfig.json
+++ b/__tests__/tsconfig.json
@@ -1,5 +1,5 @@
 {
-    "extends": "../tsconfig.esm.json",
+    "extends": "../tsconfig.json",
     "compilerOptions": {
         "noEmit": true,
         "typeRoots": ["../node_modules/@types", "../@types"]
diff --git a/tsconfig.json b/tsconfig.json
index 65d3e2c..7bca0c2 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -21,5 +21,5 @@
     "declaration": true
   },
   "include": ["src/**/*.ts"],
-  "exclude": ["node_modules", "**/*.spec.ts"]
+  "exclude": ["node_modules", "**/*.test.ts", "__tests__/**/*"]
 }