diff --git a/__tests__/test.ts b/__tests__/test.ts
deleted file mode 100644
index 464b65e..0000000
--- a/__tests__/test.ts
+++ /dev/null
@@ -1 +0,0 @@
-test("no tests yet", () => {});
diff --git a/package.json b/package.json
index 04be720..53fd493 100644
--- a/package.json
+++ b/package.json
@@ -1,9 +1,9 @@
 {
   "name": "checked-aws-custom-resource",
-  "version": "0.1.2",
+  "version": "0.1.4",
   "main": "src/index.js",
   "scripts": {
-    "test": "jest",
+    "test": "jest tests/test.ts",
     "build": "tsc src/*.ts",
     "lint": "tslint *.ts{,x}"
   },
diff --git a/tsconfig.json b/tsconfig.json
index f609959..70fe145 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,9 +1,9 @@
 {
   "compilerOptions": {
-    "declaration": true /* Generates corresponding '.d.ts' file. */,
     "target": "ES2018",
     "module": "commonjs",
     "lib": ["es2016", "es2017.object", "es2017.string"],
+    "declaration": true,
     "strict": true,
     "noImplicitAny": true,
     "strictNullChecks": true,
@@ -16,5 +16,6 @@
     "sourceMap": false,
     "experimentalDecorators": true,
     "strictPropertyInitialization": false
-  }
+  },
+  "exclude": ["cdk.out"]
 }