diff --git a/package-lock.json b/package-lock.json
index 4a9126c..7f70329 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,7 +27,7 @@
         "@pierre/diffs": "1.4.1",
         "@pierre/trees": "1.0.0-beta.6",
         "@playwright/test": "1.63.0",
-        "@types/node": "^24.0.0",
+        "@types/node": "^26.4.1",
         "@types/nodemailer": "8.0.1",
         "@types/react": "19.2.18",
         "@types/react-dom": "19.2.7",
@@ -1450,13 +1450,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "24.13.3",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-24.13.3.tgz",
-      "integrity": "sha512-Dh8vAsV36ig5wa9OX4pXvMc9D3Veibfw2wix0CUwYODLD8nkj9UsLjASr49nPg+2eKzxhBV+v7L8pXvT4e639Q==",
+      "version": "26.4.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.1.tgz",
+      "integrity": "sha512-k97ENvZWtvA6yqz5/FS6a7duDgOPEeOQOc2iKS/nY6mX6qJUKtLnWzQS+Xj6tXweyj6ZcTAK2Qecetnvi9nCLA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~7.18.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/nodemailer": {
@@ -5017,9 +5017,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "7.18.2",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.18.2.tgz",
-      "integrity": "sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index e047a32..3604d59 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
     "@pierre/diffs": "1.4.1",
     "@pierre/trees": "1.0.0-beta.6",
     "@playwright/test": "1.63.0",
-    "@types/node": "^24.0.0",
+    "@types/node": "^26.4.1",
     "@types/nodemailer": "8.0.1",
     "@types/react": "19.2.18",
     "@types/react-dom": "19.2.7",