diff --git a/.github/workflows/check-dist.yml b/.github/workflows/check-dist.yml
index f03f47c48..8132985aa 100644
--- a/.github/workflows/check-dist.yml
+++ b/.github/workflows/check-dist.yml
@@ -24,9 +24,10 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set Node.js 12.x
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: 12.x
+          cache: npm
 
       - name: Install dependencies
         run: npm ci
diff --git a/tsconfig.json b/tsconfig.json
index 5e922fb4e..40937e8d5 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,10 +1,9 @@
 {
   "compilerOptions": {
-    "target": "es6" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */,
-    "module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */,
-    "lib": ["es6"],
-    "outDir": "./lib" /* Redirect output structure to the directory. */,
-    "rootDir": "./src" /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */,
+    "target": "es6",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */
+    "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
+    "outDir": "./lib",                        /* Redirect output structure to the directory. */
+    "rootDir": "./src",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     "sourceMap": true,
     "strict": true /* Enable all strict type-checking options. */,
     "noImplicitAny": false /* Raise error on expressions and declarations with an implied 'any' type. */,