diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 9416afc5..b6f1e1c4 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -15,10 +15,10 @@ jobs:
 
     steps:
       - name: Checkout project
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
           check-latest: true
@@ -44,10 +44,10 @@ jobs:
 
     steps:
       - name: Checkout project
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
           check-latest: true
@@ -64,33 +64,6 @@ jobs:
         working-directory: smart_contract_tests
         run: npm test
 
-  testv12:
-    name: Testv12
-    runs-on: ${{ matrix.os }}
-    timeout-minutes: 30
-
-    strategy:
-      fail-fast: false
-      matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
-        node-version: ["12"]
-
-    steps:
-      - name: Checkout project
-        uses: actions/checkout@v2
-
-      - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
-        with:
-          node-version: ${{ matrix.node-version }}
-          check-latest: true
-          cache: "npm"
-
-      - name: Install dependencies
-        run: npm ci
-
-      - name: Run tests
-        run: npm run testv12
 
   test-browser:
     name: Test browser
@@ -105,10 +78,10 @@ jobs:
 
     steps:
       - name: Checkout project
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
           check-latest: true
diff --git a/.github/workflows/tutorial.yml b/.github/workflows/tutorial.yml
index d2348150..7ad5f7a7 100644
--- a/.github/workflows/tutorial.yml
+++ b/.github/workflows/tutorial.yml
@@ -10,9 +10,9 @@ jobs:
         node-version: [18.x, 20.x]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v4
       with:
         node-version: ${{ matrix.node-version }}
     - run: npm install -g circom@latest