diff --git a/package-lock.json b/package-lock.json
index 64876db..9376e66 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,7 +40,7 @@
         "zod": "^4.4.3"
       },
       "devDependencies": {
-        "@types/node": "20.19.43",
+        "@types/node": "26.5.1",
         "@types/react": "18.2.55",
         "@types/react-dom": "18.2.18",
         "eslint": "^9.0.0",
@@ -2447,12 +2447,12 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "20.19.43",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.43.tgz",
-      "integrity": "sha512-6oYBAi5ikg4Pl+kGsoYtawUMBT2zZMCvPNF7pVLnHZfd1zf38DRiWn/gT01RYCdUqkv7Fhr+C9ot4/tb+2sVvA==",
+      "version": "26.5.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.5.1.tgz",
+      "integrity": "sha512-CzNm2FezW4VR/LjG6yUdiEgLE/rAQ9Slj5gCu/C2VrdcW7I0ahNZ8DRbHT7zOZ6r3ONgd/bsQIeSaoDGrd1C6g==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.9.0"
       }
     },
     "node_modules/@types/phoenix": {
@@ -10516,9 +10516,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "version": "8.9.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.9.0.tgz",
+      "integrity": "sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==",
       "license": "MIT"
     },
     "node_modules/unified": {
diff --git a/package.json b/package.json
index 5fa412a..7de3b93 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "zod": "^4.4.3"
   },
   "devDependencies": {
-    "@types/node": "20.19.43",
+    "@types/node": "26.5.1",
     "@types/react": "18.2.55",
     "@types/react-dom": "18.2.18",
     "eslint": "^9.0.0",