diff --git a/package-lock.json b/package-lock.json
index 5bb6a81..760f31b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,16 +16,19 @@
                 "etherproxy": "dist/index.js"
             },
             "devDependencies": {
-                "@types/node": "^18.15.11",
+                "@types/node": "^20.9.0",
                 "@types/node-fetch": "^2.6.3",
                 "typescript": "^5.0.3"
             }
         },
         "node_modules/@types/node": {
-            "version": "18.15.11",
-            "resolved": "https://registry.npmjs.org/@types/node/-/node-18.15.11.tgz",
-            "integrity": "sha512-E5Kwq2n4SbMzQOn6wnmBjuK9ouqlURrcZDVfbo9ftDDTFt3nk7ZKK4GMOzoYgnpQJKcxwQw+lGaBvvlMo0qN/Q==",
-            "dev": true
+            "version": "20.9.0",
+            "resolved": "https://registry.npmjs.org/@types/node/-/node-20.9.0.tgz",
+            "integrity": "sha512-nekiGu2NDb1BcVofVcEKMIwzlx4NjHlcjhoxxKBNLtz15Y1z7MYf549DFvkHSId02Ax6kGwWntIBPC3l/JZcmw==",
+            "dev": true,
+            "dependencies": {
+                "undici-types": "~5.26.4"
+            }
         },
         "node_modules/@types/node-fetch": {
             "version": "2.6.3",
@@ -141,6 +144,12 @@
                 "node": ">=12.20"
             }
         },
+        "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==",
+            "dev": true
+        },
         "node_modules/webidl-conversions": {
             "version": "3.0.1",
             "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
@@ -158,10 +167,13 @@
     },
     "dependencies": {
         "@types/node": {
-            "version": "18.15.11",
-            "resolved": "https://registry.npmjs.org/@types/node/-/node-18.15.11.tgz",
-            "integrity": "sha512-E5Kwq2n4SbMzQOn6wnmBjuK9ouqlURrcZDVfbo9ftDDTFt3nk7ZKK4GMOzoYgnpQJKcxwQw+lGaBvvlMo0qN/Q==",
-            "dev": true
+            "version": "20.9.0",
+            "resolved": "https://registry.npmjs.org/@types/node/-/node-20.9.0.tgz",
+            "integrity": "sha512-nekiGu2NDb1BcVofVcEKMIwzlx4NjHlcjhoxxKBNLtz15Y1z7MYf549DFvkHSId02Ax6kGwWntIBPC3l/JZcmw==",
+            "dev": true,
+            "requires": {
+                "undici-types": "~5.26.4"
+            }
         },
         "@types/node-fetch": {
             "version": "2.6.3",
@@ -244,6 +256,12 @@
             "integrity": "sha512-xv8mOEDnigb/tN9PSMTwSEqAnUvkoXMQlicOb0IUVDBSQCgBSaAAROUZYy2IcUy5qU6XajK5jjjO7TMWqBTKZA==",
             "dev": true
         },
+        "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==",
+            "dev": true
+        },
         "webidl-conversions": {
             "version": "3.0.1",
             "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
diff --git a/package.json b/package.json
index 61343cf..d5942b7 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
         "node-fetch": "^2.6.9"
     },
     "devDependencies": {
-        "@types/node": "^18.15.11",
+        "@types/node": "^20.9.0",
         "@types/node-fetch": "^2.6.3",
         "typescript": "^5.0.3"
     },