diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index a42fddab..92dc637b 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -9,7 +9,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Checkout 🛎️
-              uses: actions/checkout@v2 # If you're using actions/checkout@v2 you must set persist-credentials to false in most cases for the deployment to work correctly.
+              uses: actions/checkout@v4 # If you're using actions/checkout since v2 you must set persist-credentials to false in most cases for the deployment to work correctly.
               with:
                   persist-credentials: false
 
@@ -17,9 +17,9 @@ jobs:
               uses: webfactory/ssh-agent@v0.4.1
               with:
                   ssh-private-key: ${{ secrets.DEPLOY_KEY }}
-            - uses: actions/setup-node@v2-beta
+            - uses: actions/setup-node@v4
               with:
-                  node-version: 16
+                  node-version: 20
 
             - name: Install and build the documentation🔧
               run: |
diff --git a/.github/workflows/node.js.yaml b/.github/workflows/node.js.yaml
index cc831167..9abc927f 100644
--- a/.github/workflows/node.js.yaml
+++ b/.github/workflows/node.js.yaml
@@ -1,86 +1,86 @@
 name: NodeJS CI
 
 on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
+    push:
+        branches: ["master"]
+    pull_request:
+        branches: ["master"]
 
 permissions: read-all
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
+    build:
+        runs-on: ubuntu-latest
 
-    strategy:
-      matrix:
-        # See https://nodejs.org/en/about/releases/
-        node-version: [ 16.x ]
+        strategy:
+            matrix:
+                # See https://nodejs.org/en/about/releases/
+                node-version: [20.x]
 
-    env:
-      SOL_AST_COMPILER_CACHE: ${{ github.workspace }}/.compiler_cache
+        env:
+            SOL_AST_COMPILER_CACHE: ${{ github.workspace }}/.compiler_cache
 
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
 
-      - name: Use NodeJS ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
-        with:
-          node-version: ${{ matrix.node-version }}
-          cache: "npm"
+            - name: Use NodeJS ${{ matrix.node-version }}
+              uses: actions/setup-node@v4
+              with:
+                  node-version: ${{ matrix.node-version }}
+                  cache: "npm"
 
-      - name: Install and lint
-        run: |
-          npm install
-          npm link
-          npm run lint
-          sol-ast-compile --version
+            - name: Install and lint
+              run: |
+                  npm install
+                  npm link
+                  npm run lint
+                  sol-ast-compile --version
 
-      # See https://github.com/ethereum/solc-bin
-      # See https://binaries.soliditylang.org/
-      # Also, remove list files and one rarely used compiler to still test downloading on-demand.
-      - name: Pre-download compilers from historical builds archive
-        run: |
-          sol-ast-compile --download-compilers native wasm
-          find $SOL_AST_COMPILER_CACHE -name 'list.json' -delete
-          find $SOL_AST_COMPILER_CACHE -name '*v0.5.17*' -delete
+            # See https://github.com/ethereum/solc-bin
+            # See https://binaries.soliditylang.org/
+            # Also, remove list files and one rarely used compiler to still test downloading on-demand.
+            - name: Pre-download compilers from historical builds archive
+              run: |
+                  sol-ast-compile --download-compilers native wasm
+                  find $SOL_AST_COMPILER_CACHE -name 'list.json' -delete
+                  find $SOL_AST_COMPILER_CACHE -name '*v0.5.17*' -delete
 
-      - name: Test and generate coverage report
-        run: npm test
+            - name: Test and generate coverage report
+              run: npm test
 
-      - name: Upload coverage to CodeCov
-        uses: codecov/codecov-action@v3
-        with:
-          name: codecov-umbrella
-          directory: ./coverage/
-          fail_ci_if_error: true
-          verbose: true
+            - name: Upload coverage to CodeCov
+              uses: codecov/codecov-action@v3
+              with:
+                  name: codecov-umbrella
+                  directory: ./coverage/
+                  fail_ci_if_error: true
+                  verbose: true
 
-  notify-slack:
-    needs: build
-    runs-on: ubuntu-latest
-    if: github.ref == 'refs/heads/master'
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          ref: ${{ github.event.pull_request.head.sha }}
-      - id: non_merge_commit_message
-        run: echo "commit_message=$(git log --pretty=format:'%s' --no-merges -n 1)" >> $GITHUB_OUTPUT
-        shell: bash
-      - name: Send slack Notification
-        uses: slackapi/slack-github-action@v1.23.0
-        with:
-          payload: |
-            {
-              "project": "${{ github.repository }}",
-              "env": "master",
-              "version": "",
-              "actor": "${{ github.triggering_actor }}",
-              "commit_sha": "${{ github.sha }}",
-              "commit_message": "${{ steps.non_merge_commit_message.outputs.commit_message }}",
-              "commit_link": "${{ github.server_url }}/${{ github.repository }}/commit/${{ github.sha }}",
-              "message": ""
-            }
-        env:
-          SLACK_WEBHOOK_URL: ${{ secrets.slack_webhook_url }}
+    notify-slack:
+        needs: build
+        runs-on: ubuntu-latest
+        if: github.ref == 'refs/heads/master'
+        steps:
+            - uses: actions/checkout@v4
+              with:
+                  ref: ${{ github.event.pull_request.head.sha }}
+            - id: non_merge_commit_message
+              run: echo "commit_message=$(git log --pretty=format:'%s' --no-merges -n 1)" >> $GITHUB_OUTPUT
+              shell: bash
+            - name: Send slack Notification
+              uses: slackapi/slack-github-action@v1.23.0
+              with:
+                  payload: |
+                      {
+                        "project": "${{ github.repository }}",
+                        "env": "master",
+                        "version": "",
+                        "actor": "${{ github.triggering_actor }}",
+                        "commit_sha": "${{ github.sha }}",
+                        "commit_message": "${{ steps.non_merge_commit_message.outputs.commit_message }}",
+                        "commit_link": "${{ github.server_url }}/${{ github.repository }}/commit/${{ github.sha }}",
+                        "message": ""
+                      }
+              env:
+                  SLACK_WEBHOOK_URL: ${{ secrets.slack_webhook_url }}
diff --git a/.github/workflows/npm.yaml b/.github/workflows/npm.yaml
index 882b5591..860bfa1e 100644
--- a/.github/workflows/npm.yaml
+++ b/.github/workflows/npm.yaml
@@ -10,10 +10,10 @@ jobs:
     publish:
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v3
-            - uses: actions/setup-node@v3
+            - uses: actions/checkout@v4
+            - uses: actions/setup-node@v4
               with:
-                  node-version: 16
+                  node-version: 20
                   registry-url: "https://registry.npmjs.org"
             - run: npm install
             - run: npm publish
diff --git a/.nvmrc b/.nvmrc
index 0b77208a..18c28417 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-16.14.0
\ No newline at end of file
+20.11.0
\ No newline at end of file