diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 03af370675..4e1cd1aec1 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -29,16 +29,14 @@ jobs:
     name: Generate Code Docs
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v7
 
-      - uses: pnpm/action-setup@v5
-        name: Install pnpm
+      - uses: pnpm/setup@v3
+        name: Install pnpm, Node.js and packages
         with:
-          version: 10
-          run_install: false
-
-      - name: Install packages
-        run: pnpm i
+          version: 12
+          runtime: node@26
+          cache: true
 
       - name: Build docs
         run: pnpm typedoc
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 2ba3827d85..c324b591ea 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,21 +14,13 @@ jobs:
     name: Build and publish MathJax
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v7
 
-      - uses: pnpm/action-setup@v5
-        name: Install pnpm
+      - uses: pnpm/setup@v3
+        name: Install pnpm, Node.js and packages
         with:
-          version: 10
-          run_install: false
-
-      - uses: actions/setup-node@v5
-        with:
-          node-version: '24'
-          registry-url: 'https://registry.npmjs.org'
-
-      - name: Install packages
-        run: pnpm i
+          version: 12
+          runtime: node@26
 
       - name: Build MathJax
         run: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b5ad53e87d..efca1c5a2a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,19 +14,15 @@ jobs:
     name: Compile and test MathJax
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v7
 
-      - uses: pnpm/action-setup@v6
-        name: Install pnpm
+      - uses: pnpm/setup@v3
+        name: Install pnpm and Node.js
         with:
-          version: 11
-          run_install: false
-
-      - name: Install Node.js
-        uses: actions/setup-node@v5
-        with:
-          node-version: 24
-          cache: 'pnpm'
+          version: 12
+          runtime: node@26
+          cache: true
+          install: false
 
       - name: Install packages
         run: |
@@ -51,7 +47,7 @@ jobs:
         run: pnpm --silent test:gh
 
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@v6
+        uses: codecov/codecov-action@v7
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           slug: mathjax/MathJax-src