diff --git a/.github/workflows/e2e-test.yml b/.github/workflows/e2e-test.yml
index db8796360..fee56983c 100644
--- a/.github/workflows/e2e-test.yml
+++ b/.github/workflows/e2e-test.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [16.x]
+        node-version: [18.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 757468a0e..6eacc41eb 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,19 +12,14 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [16.x]
+        node-version: [18.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node-version }}
-
-      - name: Yarn cache
-        uses: actions/cache@v2
-        with:
-          path: '**/node_modules'
-          key: ${{ runner.os }}-modules-${{ hashFiles('**/yarn.lock') }}
+          cache: yarn
 
       - name: Yarn install
         run: |
diff --git a/.github/workflows/test_contracts.yml b/.github/workflows/test_contracts.yml
index f1e0610e3..52f1a3140 100644
--- a/.github/workflows/test_contracts.yml
+++ b/.github/workflows/test_contracts.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [16.x]
+        node-version: [18.x]
         provider: [ethers, web3]
         contract-version: [v1.0.0, v1.1.1, v1.2.0, v1.3.0, v1.4.1]
     steps:
diff --git a/.github/workflows/typedoc.yml b/.github/workflows/typedoc.yml
deleted file mode 100644
index f7a2efb54..000000000
--- a/.github/workflows/typedoc.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: typedoc
-
-on:
-  push:
-    branches:
-      - main
-
-jobs:
-  typedoc:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-
-      - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
-        with:
-          node-version: ${{ matrix.node-version }}
-      - run: |
-          yarn install
-          yarn build
-
-      - run: yarn add -W -D typescript typedoc
-
-      - name: Create the docs directory locally in CI
-        run: ./node_modules/.bin/typedoc --tsconfig packages/protocol-kit/tsconfig.json --readme packages/protocol-kit/README.md packages/protocol-kit/src
-
-      - name: Deploy 🚀
-        uses: JamesIves/github-pages-deploy-action@4.4.1
-        with:
-          branch: gh-pages
-          folder: docs
diff --git a/.nvmrc b/.nvmrc
index e329619ca..0828ab794 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-v16.19.1
+v18
\ No newline at end of file