diff --git a/package-lock.json b/package-lock.json
index 7a490c1d04..153fa31910 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -540,9 +540,9 @@
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     },
     "@types/chai": {
-      "version": "4.2.19",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.19.tgz",
-      "integrity": "sha512-jRJgpRBuY+7izT7/WNXP/LsMO9YonsstuL+xuvycDyESpoDoIAsMd7suwpB4h9oEWB+ZlPTqJJ8EHomzNhwTPQ==",
+      "version": "4.2.21",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.21.tgz",
+      "integrity": "sha512-yd+9qKmJxm496BOV9CMNaey8TWsikaZOwMRwPHQIjcOJM9oV+fi9ZMNw3JsVnbEEbo2gRTDnGEBv8pjyn67hNg==",
       "dev": true
     },
     "@types/color-name": {