diff --git a/yarn.lock b/yarn.lock
index 02f4723..04e2912 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -900,9 +900,9 @@ caseless@~0.12.0:
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
 
 chai@^4.0.2:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/chai/-/chai-4.2.0.tgz#760aa72cf20e3795e84b12877ce0e83737aa29e5"
-  integrity sha512-XQU3bhBukrOsQCuwZndwGcCVQHyZi53fQ6Ys1Fym7E4olpIqqZZhhoFJoaKVvV17lWQoXYwgWN2nF5crA8J2jw==
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/chai/-/chai-4.3.0.tgz#5523a5faf7f819c8a92480d70a8cccbadacfc25f"
+  integrity sha512-/BFd2J30EcOwmdOgXvVsmM48l0Br0nmZPlO0uOW4XKh6kpsUumRXBgPV+IlaqFaqr9cYbeoZAM1Npx0i4A+aiA==
   dependencies:
     assertion-error "^1.1.0"
     check-error "^1.0.2"