diff --git a/package-lock.json b/package-lock.json
index 8ebe373..e0e30e0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,6 +16,12 @@
       "integrity": "sha512-nlK/iyETgafGli8Zh9zJVCTicvU3iajSkRwOh3Hhiva598CMqNJ4NcVCGMTGKpGpTYj/9R8RLzS9NAykSSCqGw==",
       "dev": true
     },
+    "@types/node": {
+      "version": "14.14.35",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.35.tgz",
+      "integrity": "sha512-Lt+wj8NVPx0zUmUwumiVXapmaLUcAk3yPuHCFVXras9k5VT9TdhJqKqGVUQCD60OTMCl0qxJ57OiTL0Mic3Iag==",
+      "dev": true
+    },
     "@types/strip-bom": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/@types/strip-bom/-/strip-bom-3.0.0.tgz",
diff --git a/package.json b/package.json
index edb1caa..bc0bed1 100644
--- a/package.json
+++ b/package.json
@@ -31,6 +31,7 @@
   "devDependencies": {
     "@types/chai": "^4.1.1",
     "@types/mocha": "^2.2.46",
+    "@types/node": "^14.14.35",
     "chai": "^4.1.2",
     "mocha": "^8.2.1",
     "ts-node": "^4.1.0",