diff --git a/package.json b/package.json
index cc0d2dd..b29a598 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "@typescript-eslint/eslint-plugin": "4.14.0",
     "@typescript-eslint/eslint-plugin-tslint": "4.14.0",
     "@typescript-eslint/parser": "4.14.0",
-    "chai": "4.2.0",
+    "chai": "4.3.0",
     "chai-as-promised": "7.1.1",
     "eslint": "7.19.0",
     "eslint-plugin-chai": "0.0.1",
diff --git a/yarn.lock b/yarn.lock
index 999c5e9..a4f831d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -872,10 +872,10 @@ chai-as-promised@7.1.1:
   dependencies:
     check-error "^1.0.2"
 
-chai@4.2.0:
-  version "4.2.0"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/chai/-/chai-4.2.0.tgz#760aa72cf20e3795e84b12877ce0e83737aa29e5"
-  integrity sha512-XQU3bhBukrOsQCuwZndwGcCVQHyZi53fQ6Ys1Fym7E4olpIqqZZhhoFJoaKVvV17lWQoXYwgWN2nF5crA8J2jw==
+chai@4.3.0:
+  version "4.3.0"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/chai/-/chai-4.3.0.tgz#5523a5faf7f819c8a92480d70a8cccbadacfc25f"
+  integrity sha512-/BFd2J30EcOwmdOgXvVsmM48l0Br0nmZPlO0uOW4XKh6kpsUumRXBgPV+IlaqFaqr9cYbeoZAM1Npx0i4A+aiA==
   dependencies:
     assertion-error "^1.1.0"
     check-error "^1.0.2"