diff --git a/.github/workflows/analysis.yml b/.github/workflows/analysis.yml
index 2a8d443c..32e59577 100644
--- a/.github/workflows/analysis.yml
+++ b/.github/workflows/analysis.yml
@@ -77,7 +77,7 @@ jobs:
       - uses: actions/checkout@v7
       - uses: actions/setup-node@v7
         with:
-          node-version: "24.x"
+          node-version: "26.x"
       - run: npm ci
       - run: npm test
         env:
@@ -100,7 +100,7 @@ jobs:
       - uses: actions/checkout@v7
       - uses: actions/setup-node@v7
         with:
-          node-version: "24.x"
+          node-version: "26.x"
       - run: npm ci
       - run: npm test
 
@@ -117,7 +117,7 @@ jobs:
       - uses: actions/checkout@v7
       - uses: actions/setup-node@v7
         with:
-          node-version: "24.x"
+          node-version: "26.x"
       - run: npm ci
       - run: npm run lint
 
diff --git a/.github/workflows/pr-open.yml b/.github/workflows/pr-open.yml
index 401a7c96..e43b3fb4 100644
--- a/.github/workflows/pr-open.yml
+++ b/.github/workflows/pr-open.yml
@@ -86,7 +86,7 @@ jobs:
       - uses: actions/checkout@v7
       - uses: actions/setup-node@v7
         with:
-          node-version: "24.x"
+          node-version: "26.x"
 
       # docker-compose.yml serves frontend/dist from the host
       - name: Build frontend
diff --git a/.github/workflows/scheduled.yml b/.github/workflows/scheduled.yml
index 1a1c69af..992f9c13 100644
--- a/.github/workflows/scheduled.yml
+++ b/.github/workflows/scheduled.yml
@@ -33,7 +33,7 @@ jobs:
       - name: Add Node.js
         uses: actions/setup-node@v7
         with:
-          node-version: "24.x"
+          node-version: "26.x"
 
       - uses: actions/cache@v6
         with:
@@ -75,7 +75,7 @@ jobs:
       - name: Add Node.js
         uses: actions/setup-node@v7
         with:
-          node-version: "24.x"
+          node-version: "26.x"
 
       - name: Install Dependencies
         run: npm ci
@@ -128,7 +128,7 @@ jobs:
       - name: Add Node.js
         uses: actions/setup-node@v7
         with:
-          node-version: "24.x"
+          node-version: "26.x"
 
       - uses: actions/cache@v6
         with: