diff --git a/yarn.lock b/yarn.lock
index ce588b149ccd19..783caf01f85b8b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2162,9 +2162,9 @@
     "@types/chai" "*"
 
 "@types/chai@*", "@types/chai@^4.2.3":
-  version "4.2.9"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.9.tgz#194332625ed2ae914aef00b8d5ca3b77e7924cc6"
-  integrity sha512-NeXgZj+MFL4izGqA4sapdYzkzQG+MtGra9vhQ58dnmDY++VgJaRUws+aLVV5zRJCYJl/8s9IjMmhiUw1WsKSmw==
+  version "4.2.21"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.21.tgz#9f35a5643129df132cf3b5c1ec64046ea1af0650"
+  integrity sha512-yd+9qKmJxm496BOV9CMNaey8TWsikaZOwMRwPHQIjcOJM9oV+fi9ZMNw3JsVnbEEbo2gRTDnGEBv8pjyn67hNg==
 
 "@types/cheerio@*":
   version "0.22.11"