diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 488eec8..db63746 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -25,7 +25,7 @@ jobs:
           persist-credentials: false
       - uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1 # v7
         with:
-          node-version: 24
+          node-version: 26
       - run: npm ci
       - run: npm run prettier
       - run: npm run lint
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e80f9ae..f5f67e0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
           persist-credentials: false
       - uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1 # v7
         with:
-          node-version: 24
+          node-version: 26
       - run: npm ci
       - run: npm run prettier
       - run: npm run lint
@@ -38,7 +38,7 @@ jobs:
           persist-credentials: false
       - uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1 # v7
         with:
-          node-version: 24
+          node-version: 26
       - run: npm ci
       - run: npx playwright install --with-deps chromium firefox webkit
       - run: npm run test:e2e
diff --git a/package-lock.json b/package-lock.json
index ff4d4a0..eb0523f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@playwright/test": "1.64.1",
         "@smartive/eslint-config": "10.0.0",
         "@smartive/prettier-config": "3.1.2",
-        "@types/node": "24.19.2",
+        "@types/node": "26.6.5",
         "@typescript/native": "npm:typescript@7.0.2",
         "eslint": "10.13.0",
         "eslint-import-resolver-typescript": "4.4.5",
@@ -1795,13 +1795,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "24.19.2",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-24.19.2.tgz",
-      "integrity": "sha512-93d49wCWJkCyN87MxLpNN6KXPCwFw7bVUg79mGUV1OS40JGWwVCr8n61DXCSqz7CV6/VfPkb7xec7uP2M+QHWQ==",
+      "version": "26.6.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.6.5.tgz",
+      "integrity": "sha512-uMzsv9stDdofIZBx4UGh4Z9ZgXnGC9seRDscilBcTHAeOFk67MZg/k9bWVfO+bk4qZmG+l52hRnLwUiH2LnJTg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": ">=7.24.0 <7.24.7"
+        "undici-types": "~8.9.0"
       }
     },
     "node_modules/@typescript-eslint/eslint-plugin": {
@@ -5035,9 +5035,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "7.24.6",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.24.6.tgz",
-      "integrity": "sha512-WRNW+sJgj5OBN4/0JpHFqtqzhpbnV0GuB+OozA9gCL7a993SmU+1JBZCzLNxYsbMfIeDL+lTsphD5jN5N+n0zg==",
+      "version": "8.9.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.9.0.tgz",
+      "integrity": "sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 3e697f6..30a5e5d 100644
--- a/package.json
+++ b/package.json
@@ -111,7 +111,7 @@
     "@playwright/test": "1.64.1",
     "@smartive/eslint-config": "10.0.0",
     "@smartive/prettier-config": "3.1.2",
-    "@types/node": "24.19.2",
+    "@types/node": "26.6.5",
     "@typescript/native": "npm:typescript@7.0.2",
     "eslint": "10.13.0",
     "eslint-import-resolver-typescript": "4.4.5",