diff --git a/package-lock.json b/package-lock.json
index 2695292..57b12cf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -154,9 +154,9 @@
       "integrity": "sha512-FwI9gX75FgVBJ7ywgnq/P7tw+/o1GUbtP0KzbtusLigAOgIgNISRK0ZPl4qertvXSIE8YbsVJueQ90cDt9YYyw=="
     },
     "@types/node": {
-      "version": "12.0.10",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.0.10.tgz",
-      "integrity": "sha512-LcsGbPomWsad6wmMNv7nBLw7YYYyfdYcz6xryKYQhx89c3XXan+8Q6AJ43G5XDIaklaVkK3mE4fCb0SBvMiPSQ=="
+      "version": "15.3.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-15.3.1.tgz",
+      "integrity": "sha512-weaeiP4UF4XgF++3rpQhpIJWsCTS4QJw5gvBhQu6cFIxTwyxWIe3xbnrY/o2lTCQ0lsdb8YIUDUvLR4Vuz5rbw=="
     },
     "@types/range-parser": {
       "version": "1.2.3",
diff --git a/package.json b/package.json
index f881abe..652d437 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "author": "zoz.zozm@gmail.com",
   "license": "ISC",
   "devDependencies": {
-    "@types/node": "^12.0.10",
+    "@types/node": "^15.3.1",
     "gulp": "^4.0.2",
     "gulp-apidoc": "^0.2.8",
     "gulp-sourcemaps": "^2.6.5",