diff --git a/package-lock.json b/package-lock.json
index 692ec6e..c87399c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,9 +5,9 @@
   "requires": true,
   "dependencies": {
     "@types/chai": {
-      "version": "4.2.12",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.12.tgz",
-      "integrity": "sha512-aN5IAC8QNtSUdQzxu7lGBgYAOuU1tmRU4c9dIq5OKGf/SBVjXo+ffM2wEjudAWbgpOhy60nLoAGH1xm8fpCKFQ==",
+      "version": "4.2.20",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.20.tgz",
+      "integrity": "sha512-E121rHk/4BlcEwANZOwcHl8L/Sl0zyIFXJoyggXkl7FCT/4MTf5u25f+qiphe0V5ELaFIkCptgvbf4whCJUVMA==",
       "dev": true
     },
     "@types/fs-extra": {