diff --git a/package.json b/package.json
index 76025859..5bcee839 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "test": "karma start --single-run",
     "test:watch": "karma start",
     "test:permutations": "node test/permutations",
-    "test:ts": "tsc test/typings/*.ts",
+    "test:ts": "tsc test/typings/*.ts --noEmit",
     "test:debug": "karma start --debug",
     "eslint": "eslint ./{src,test}/",
     "build": "gulp build",
diff --git a/test/permutations/index.js b/test/permutations/index.js
index e8f9765f..1b4faa33 100644
--- a/test/permutations/index.js
+++ b/test/permutations/index.js
@@ -65,7 +65,7 @@ Object.keys(options).forEach(async option => {
       path.join(__dirname, '../setup.js'),
       'utf-8'
     );
-    setup = setup.replace('../src/core.js', '../../src/core.js');
+    setup = setup.replaceAll('../src/', '../../src/');
 
     // copy test suite and change path
     let test = fs.readFileSync(