diff --git a/package-lock.json b/package-lock.json
index 3265a12b..acf1baf8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "@biomejs/biome": "2.5.2",
         "@playwright/test": "^1.61.1",
         "@types/katex": "^0.16.8",
-        "@types/node": "^26.0.0",
+        "@types/node": "^26.1.0",
         "textlint": "^15.7.1",
         "textlint-filter-rule-comments": "^1.3.0",
         "textlint-filter-rule-node-types": "^1.1.0",
@@ -2373,9 +2373,9 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "26.0.1",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.1.tgz",
-      "integrity": "sha512-fc3KiUoBt6kie0N9bIW3E47vZsuaMf0PM2AaUpLCLT0s/LvX1nxAim6Fc049cNxODPpGm6qRAuUOB86SkRuPQw==",
+      "version": "26.1.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.1.0.tgz",
+      "integrity": "sha512-O0A1G3xPGy4w7AgQdAQYUlQ+BKk2Oovw8eRpofyp5KdBZULnbe+WqaOVNrm705SHphCiG4XHsACrSmPu1f+Kgw==",
       "devOptional": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 82ce8d30..84a2ee3e 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "@biomejs/biome": "2.5.2",
     "@playwright/test": "^1.61.1",
     "@types/katex": "^0.16.8",
-    "@types/node": "^26.0.0",
+    "@types/node": "^26.1.0",
     "textlint": "^15.7.1",
     "textlint-filter-rule-comments": "^1.3.0",
     "textlint-filter-rule-node-types": "^1.1.0",