diff --git a/.github/workflows/build-exe-for-python-sdk.yml b/.github/workflows/build-exe-for-python-sdk.yml
index a112267f4d..5965707630 100644
--- a/.github/workflows/build-exe-for-python-sdk.yml
+++ b/.github/workflows/build-exe-for-python-sdk.yml
@@ -106,7 +106,7 @@ jobs:
           --package sdk
           --output-dir dist-python
 
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         with:
           name: deepseek_harness-${{ needs.plan.outputs.version }}-py3-none-any.whl
           path: dist-python/deepseek_harness-${{ needs.plan.outputs.version }}-py3-none-any.whl
@@ -237,7 +237,7 @@ jobs:
             /tmp/dsh-sdk/bin/python /work/scripts/smoke-python-runtime.py --scenario sdk-default
           '
 
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         with:
           name: ${{ steps.runtime.outputs.wheel }}
           path: dist-python/${{ steps.runtime.outputs.wheel }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6c3697f3b8..577bd92b42 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -96,7 +96,7 @@ jobs:
           tar -czf "$RUNNER_TEMP/node-24-built-tree.tar.gz"
           apps/*/lib packages/*/*/lib vendor/*/lib
 
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         with:
           name: node-24-built-tree
           path: ${{ runner.temp }}/node-24-built-tree.tar.gz
diff --git a/.github/workflows/docs-pages.yml b/.github/workflows/docs-pages.yml
index 64dd091cae..ab56636fed 100644
--- a/.github/workflows/docs-pages.yml
+++ b/.github/workflows/docs-pages.yml
@@ -69,4 +69,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v5
diff --git a/native/landlock-run/package.json b/native/landlock-run/package.json
index f516588f17..6fe3f7eff9 100644
--- a/native/landlock-run/package.json
+++ b/native/landlock-run/package.json
@@ -23,8 +23,8 @@
   },
   "devDependencies": {
     "node-addon-landlock-run": "workspace:*",
-    "@types/node": "^24.10.0",
+    "@types/node": "^26.0.1",
     "tsx": "^4.20.6",
-    "typescript": "^5.9.3"
+    "typescript": "^6.0.3"
   }
 }
diff --git a/native/landlock-run/pnpm-lock.yaml b/native/landlock-run/pnpm-lock.yaml
index 88b1b3df00..dd309fb046 100644
--- a/native/landlock-run/pnpm-lock.yaml
+++ b/native/landlock-run/pnpm-lock.yaml
@@ -9,8 +9,8 @@ importers:
   .:
     devDependencies:
       '@types/node':
-        specifier: ^24.10.0
-        version: 24.13.2
+        specifier: ^26.0.1
+        version: 26.0.1
       node-addon-landlock-run:
         specifier: workspace:*
         version: link:packages/entry
@@ -18,8 +18,8 @@ importers:
         specifier: ^4.20.6
         version: 4.23.0
       typescript:
-        specifier: ^5.9.3
-        version: 5.9.3
+        specifier: ^6.0.3
+        version: 6.0.3
 
   packages/entry:
     optionalDependencies:
@@ -192,8 +192,8 @@ packages:
     cpu: [x64]
     os: [win32]
 
-  '@types/node@24.13.2':
-    resolution: {integrity: sha512-fRa09kZTgu8o71KFcDjUFuc7F+dEbZYZmkI0mg5YBTRs0yMKjYHsq/c0urDKeDb+D5qVgXOdFcuu+DZPKOITwA==}
+  '@types/node@26.0.1':
+    resolution: {integrity: sha512-fc3KiUoBt6kie0N9bIW3E47vZsuaMf0PM2AaUpLCLT0s/LvX1nxAim6Fc049cNxODPpGm6qRAuUOB86SkRuPQw==}
 
   esbuild@0.28.1:
     resolution: {integrity: sha512-HrJrvZv5ayxBzPfwphOoNzkzOIIlifzk0KJrGK2c8R4+LKpMtpYLQeUdjnwjWv/LZlkH2laZk+4w78pi99D4Vw==}
@@ -210,13 +210,13 @@ packages:
     engines: {node: '>=18.0.0'}
     hasBin: true
 
-  typescript@5.9.3:
-    resolution: {integrity: sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==}
+  typescript@6.0.3:
+    resolution: {integrity: sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==}
     engines: {node: '>=14.17'}
     hasBin: true
 
-  undici-types@7.18.2:
-    resolution: {integrity: sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==}
+  undici-types@8.3.0:
+    resolution: {integrity: sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==}
 
 snapshots:
 
@@ -298,9 +298,9 @@ snapshots:
   '@esbuild/win32-x64@0.28.1':
     optional: true
 
-  '@types/node@24.13.2':
+  '@types/node@26.0.1':
     dependencies:
-      undici-types: 7.18.2
+      undici-types: 8.3.0
 
   esbuild@0.28.1:
     optionalDependencies:
@@ -340,6 +340,6 @@ snapshots:
     optionalDependencies:
       fsevents: 2.3.3
 
-  typescript@5.9.3: {}
+  typescript@6.0.3: {}
 
-  undici-types@7.18.2: {}
+  undici-types@8.3.0: {}