diff --git a/package-lock.json b/package-lock.json
index b1126cf..8e7697b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
       "devDependencies": {
         "@types/chai": "^4.2.8",
         "@types/mocha": "^10.0.1",
-        "@types/node": "^18.14.0",
+        "@types/node": "^20.2.1",
         "@types/pako": "^2.0.0",
         "@types/ws": "^8.2.0",
         "chai": "^4.2.0",
@@ -505,9 +505,9 @@
       "dev": true
     },
     "node_modules/@types/node": {
-      "version": "18.14.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-18.14.0.tgz",
-      "integrity": "sha512-5EWrvLmglK+imbCJY0+INViFWUHg1AHel1sq4ZVSfdcNqGy9Edv3UB9IIzzg+xPaUcAgZYcfVs2fBcwDeZzU0A==",
+      "version": "20.2.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.2.1.tgz",
+      "integrity": "sha512-DqJociPbZP1lbZ5SQPk4oag6W7AyaGMO6gSfRwq3PWl4PXTwJpRQJhDq4W0kzrg3w6tJ1SwlvGZ5uKFHY13LIg==",
       "dev": true
     },
     "node_modules/@types/pako": {
@@ -3242,9 +3242,9 @@
       "dev": true
     },
     "@types/node": {
-      "version": "18.14.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-18.14.0.tgz",
-      "integrity": "sha512-5EWrvLmglK+imbCJY0+INViFWUHg1AHel1sq4ZVSfdcNqGy9Edv3UB9IIzzg+xPaUcAgZYcfVs2fBcwDeZzU0A==",
+      "version": "20.2.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.2.1.tgz",
+      "integrity": "sha512-DqJociPbZP1lbZ5SQPk4oag6W7AyaGMO6gSfRwq3PWl4PXTwJpRQJhDq4W0kzrg3w6tJ1SwlvGZ5uKFHY13LIg==",
       "dev": true
     },
     "@types/pako": {
diff --git a/package.json b/package.json
index 1ff9220..dfe7d62 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
   "devDependencies": {
     "@types/chai": "^4.2.8",
     "@types/mocha": "^10.0.1",
-    "@types/node": "^18.14.0",
+    "@types/node": "^20.2.1",
     "@types/pako": "^2.0.0",
     "@types/ws": "^8.2.0",
     "chai": "^4.2.0",