diff --git a/package-lock.json b/package-lock.json
index c27423c..b33aa87 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -120,9 +120,9 @@
       }
     },
     "@types/chai": {
-      "version": "4.1.7",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.1.7.tgz",
-      "integrity": "sha512-2Y8uPt0/jwjhQ6EiluT0XCri1Dbplr0ZxfFXUz+ye13gaqE8u5gL5ppao1JrUYr9cIip5S6MvQzBS7Kke7U9VA==",
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.2.tgz",
+      "integrity": "sha512-8V2aCcPM3WLuJvJpF6N60uUvdZb7NHjpjQlLk1QmZbTP4XZET/FX0c3TJ3K7qt4L98FS1Pifa8BVofTVuJFWVA==",
       "dev": true
     },
     "@types/mocha": {