diff --git a/package-lock.json b/package-lock.json
index 6807510..043263a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,7 +31,7 @@
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       "devDependencies": {
         "@eslint/js": "^9.39.2",
-        "@types/node": "^25.5.0",
+        "@types/node": "^26.0.1",
         "@types/ws": "^8.18.1",
         "@typescript-eslint/eslint-plugin": "^8.58.1",
         "@typescript-eslint/parser": "^8.58.1",
@@ -2079,9 +2079,6 @@
       "license": "GPL-3.0-only",
       "optional": true
     },
-    "node_modules/@substrate/connect/node_modules/smoldot": {
-      "optional": true
-    },
     "node_modules/@substrate/light-client-extension-helpers": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/@substrate/light-client-extension-helpers/-/light-client-extension-helpers-1.0.0.tgz",
@@ -2218,12 +2215,12 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.5.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.5.0.tgz",
-      "integrity": "sha512-jp2P3tQMSxWugkCUKLRPVUpGaL5MVFwF8RDuSRztfwgN1wmqJeMSbKlnEtQqU8UrhTmzEmZdu2I6v2dpp7XIxw==",
+      "version": "26.0.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.1.tgz",
+      "integrity": "sha512-fc3KiUoBt6kie0N9bIW3E47vZsuaMf0PM2AaUpLCLT0s/LvX1nxAim6Fc049cNxODPpGm6qRAuUOB86SkRuPQw==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~7.18.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/object-inspect": {
@@ -6052,10 +6049,6 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
-    "node_modules/smoldot": {
-      "optional": true,
-      "peer": true
-    },
     "node_modules/sonic-boom": {
       "version": "4.2.0",
       "resolved": "https://registry.npmjs.org/sonic-boom/-/sonic-boom-4.2.0.tgz",
@@ -6572,9 +6565,9 @@
       }
     },
     "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==",
       "license": "MIT"
     },
     "node_modules/uri-js": {
diff --git a/package.json b/package.json
index c9294c1..9146382 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   ],
   "devDependencies": {
     "@eslint/js": "^9.39.2",
-    "@types/node": "^25.5.0",
+    "@types/node": "^26.0.1",
     "@types/ws": "^8.18.1",
     "@typescript-eslint/eslint-plugin": "^8.58.1",
     "@typescript-eslint/parser": "^8.58.1",