diff --git a/package-lock.json b/package-lock.json
index 1f00e12..c154a23 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
   "name": "@loopholelabs/scale-signature-interfaces",
-  "version": "0.1.7",
+  "version": "0.1.9",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@loopholelabs/scale-signature-interfaces",
-      "version": "0.1.7",
+      "version": "0.1.9",
       "license": "Apache-2.0",
       "devDependencies": {
-        "@types/node": "^20.5.7",
+        "@types/node": "^22.7.4",
         "@typescript-eslint/eslint-plugin": "^7.15.0",
         "@typescript-eslint/parser": "^7.15.0",
         "eslint": "^8.48.0",
@@ -152,12 +152,12 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "20.14.9",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.14.9.tgz",
-      "integrity": "sha512-06OCtnTXtWOZBJlRApleWndH4JsRVs1pDCc8dLSQp+7PpUpX3ePdHyeNSFTeSe7FtKyQkrlPvHwJOW3SLd8Oyg==",
+      "version": "22.7.4",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.7.4.tgz",
+      "integrity": "sha512-y+NPi1rFzDs1NdQHHToqeiX2TIS79SWEAw9GYhkkx8bD0ChpfqC+n2j5OXOCpzfojBEBt6DnEnnG9MY0zk1XLg==",
       "dev": true,
       "dependencies": {
-        "undici-types": "~5.26.4"
+        "undici-types": "~6.19.2"
       }
     },
     "node_modules/@typescript-eslint/eslint-plugin": {
@@ -1517,9 +1517,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "5.26.5",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
-      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
+      "version": "6.19.8",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.19.8.tgz",
+      "integrity": "sha512-ve2KP6f/JnbPBFyobGHuerC9g1FYGn/F8n1LWTwNxCEzd6IfqTwUQcNXgEtmmQ6DlRrC1hrSrBnCZPokRrDHjw==",
       "dev": true
     },
     "node_modules/uri-js": {
diff --git a/package.json b/package.json
index 37ace1c..090a638 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "lint": "eslint . --ext .ts"
   },
   "devDependencies": {
-    "@types/node": "^20.5.7",
+    "@types/node": "^22.7.4",
     "@typescript-eslint/eslint-plugin": "^7.15.0",
     "@typescript-eslint/parser": "^7.15.0",
     "eslint": "^8.48.0",