diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2203ba4e..156341fb 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [20.x, 22.x, 24.x]
+        node-version: [20.x, 22.x, 24.x, 26.x]
     steps:
       - uses: actions/checkout@v7
       - uses: actions/setup-node@v6
diff --git a/playgrounds/package-lock.json b/playgrounds/package-lock.json
index 3304ec0e..843652aa 100644
--- a/playgrounds/package-lock.json
+++ b/playgrounds/package-lock.json
@@ -25,7 +25,7 @@
       }
     },
     "..": {
-      "version": "5.6.8",
+      "version": "5.6.9",
       "license": "MIT",
       "dependencies": {
         "@vitest/snapshot": "^4.1.7",