diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 2c68936..a105469 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -15,7 +15,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 16.x]
+        node-version: [16.x, 17.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
@@ -28,4 +28,4 @@ jobs:
       - run: mkdir bin && wget https://github.com/ton-defi-org/ton-binaries/releases/download/ubuntu-18/fift -P ./bin && chmod +x ./bin/fift && wget https://github.com/ton-defi-org/ton-binaries/releases/download/ubuntu-18/func -P ./bin && chmod +x ./bin/func && wget https://github.com/ton-defi-org/ton-binaries/releases/download/fiftlib/fiftlib.zip -P ./bin && unzip ./bin/fiftlib.zip -d ./bin/fiftlib
       - run: npm ci
       - run: npm run build
-      - run: npm test
\ No newline at end of file
+      - run: npm test
diff --git a/package.json b/package.json
index 8b5f080..1616636 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "author": "",
   "scripts": {
     "prettier": "npx prettier --write '{test,contracts,build}/**/*.{ts,js,json}'",
-    "test": "mocha --exit test/**/*.spec.ts",
+    "test": "node --no-experimental-fetch node_modules/mocha/bin/mocha --exit test/**/*.spec.ts",
     "build": "ts-node ./build/_build.ts",
     "deploy": "ts-node ./build/_deploy.ts",
     "deploy:testnet": "ts-node ./build/_deploy.ts",