diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c71b8147..193d1ec5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
     - name: Use Node.js
       uses: actions/setup-node@v4
       with:
-        node-version: 16
+        node-version: 20
 
     - name: install
       run: npm ci
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 253ff171..2a0a3d7f 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20
       - name: Test Build
         run: |
           npm ci
@@ -27,7 +27,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20
       - name: Build
         run: |
           npm ci
diff --git a/.github/workflows/publish-npm.yml b/.github/workflows/publish-npm.yml
index 3ac4b301..684e58ea 100644
--- a/.github/workflows/publish-npm.yml
+++ b/.github/workflows/publish-npm.yml
@@ -22,7 +22,7 @@ jobs:
     - name: Use Node.js
       uses: actions/setup-node@v4
       with:
-        node-version: 16
+        node-version: 20
     - name: Test
       run: |
         npm ci
@@ -35,7 +35,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20
           registry-url: https://registry.npmjs.org/
       - name: Setup and build
         run: |
@@ -45,13 +45,13 @@ jobs:
 
       - name: Publish @next
         run: npm publish --tag next
-        if: "github.event.release.prerelease"
+        if: github.event.release.prerelease == true
         env:
           NODE_AUTH_TOKEN: ${{secrets.NPM_AUTH_TOKEN}}
 
       - name: Publish @latest
         run: npm publish --tag latest
-        if: "!github.event.release.prerelease"
+        if: github.event.release.prerelease == false
         env:
           NODE_AUTH_TOKEN: ${{secrets.NPM_AUTH_TOKEN}}
 
@@ -106,7 +106,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20
           registry-url: https://registry.npmjs.org/
 
       - name: Build docs (latest/next)
@@ -119,7 +119,7 @@ jobs:
           VERSION: ${{ needs.setup.outputs.version }}
 
       - name: Release to GitHub Pages (latest)
-        if: "!github.event.release.prerelease"
+        if: github.event.release.prerelease == false
         uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GH_AUTH_TOKEN }}
@@ -127,7 +127,7 @@ jobs:
           destination_dir: latest
 
       - name: Release to GitHub Pages (next)
-        if: "github.event.release.prerelease"
+        if: github.event.release.prerelease == true
         uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GH_AUTH_TOKEN }}