diff --git a/package.json b/package.json
index 015a647d..e5785022 100644
--- a/package.json
+++ b/package.json
@@ -37,11 +37,11 @@
     "@angular/cli": "8.3.4",
     "@angular/compiler-cli": "9.0.0-next.6",
     "@angular/language-service": "9.0.0-next.6",
-    "@types/chai": "~4.2.0",
+    "@types/chai": "~4.3.0",
     "@types/cucumber": "~6.0.0",
     "@types/jasmine": "~3.4.0",
     "@types/node": "~12.12.0",
-    "chai": "~4.2.0",
+    "chai": "~4.3.0",
     "codelyzer": "^5.0.1",
     "cucumber": "~6.0.0",
     "gh-pages": "~2.1.0",
diff --git a/yarn.lock b/yarn.lock
index f35b5029..f36da329 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -913,10 +913,10 @@
     semver "6.3.0"
     semver-intersect "1.4.0"
 
-"@types/chai@~4.2.0":
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.0.tgz#2478260021408dec32c123a7cad3414beb811a07"
-  integrity sha512-zw8UvoBEImn392tLjxoavuonblX/4Yb9ha4KBU10FirCfwgzhKO0dvyJSF9ByxV1xK1r2AgnAi/tvQaLgxQqxA==
+"@types/chai@~4.3.0":
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.0.tgz#23509ebc1fa32f1b4d50d6a66c4032d5b8eaabdc"
+  integrity sha512-/ceqdqeRraGolFTcfoXNiqjyQhZzbINDngeoAq9GoHa8PPK1yNzTaxWjA6BFWp5Ua9JpXEMSS4s5i9tS0hOJtw==
 
 "@types/cucumber@~6.0.0":
   version "6.0.0"
@@ -2194,16 +2194,17 @@ caseless@~0.12.0:
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
   integrity sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=
 
-chai@~4.2.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/chai/-/chai-4.2.0.tgz#760aa72cf20e3795e84b12877ce0e83737aa29e5"
-  integrity sha512-XQU3bhBukrOsQCuwZndwGcCVQHyZi53fQ6Ys1Fym7E4olpIqqZZhhoFJoaKVvV17lWQoXYwgWN2nF5crA8J2jw==
+chai@~4.3.0:
+  version "4.3.6"
+  resolved "https://registry.yarnpkg.com/chai/-/chai-4.3.6.tgz#ffe4ba2d9fa9d6680cc0b370adae709ec9011e9c"
+  integrity sha512-bbcp3YfHCUzMOvKqsztczerVgBKSsEijCySNlHHbX3VG1nskvqjz5Rfso1gGwD6w6oOV3eI60pKuMOV5MV7p3Q==
   dependencies:
     assertion-error "^1.1.0"
     check-error "^1.0.2"
     deep-eql "^3.0.1"
     get-func-name "^2.0.0"
-    pathval "^1.1.0"
+    loupe "^2.3.1"
+    pathval "^1.1.1"
     type-detect "^4.0.5"
 
 chalk@2.4.2, chalk@^2.0.0, chalk@^2.0.1, chalk@^2.3.0, chalk@^2.4.2:
@@ -5803,6 +5804,13 @@ loud-rejection@^1.0.0:
     currently-unhandled "^0.4.1"
     signal-exit "^3.0.0"
 
+loupe@^2.3.1:
+  version "2.3.4"
+  resolved "https://registry.yarnpkg.com/loupe/-/loupe-2.3.4.tgz#7e0b9bffc76f148f9be769cb1321d3dcf3cb25f3"
+  integrity sha512-OvKfgCC2Ndby6aSTREl5aCCPTNIzlDfQZvZxNUrBrihDhL3xcrYegTblhmEiCrg2kKQz4XsFIaemE5BF4ybSaQ==
+  dependencies:
+    get-func-name "^2.0.0"
+
 lower-case@^1.1.1:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/lower-case/-/lower-case-1.1.4.tgz#9a2cabd1b9e8e0ae993a4bf7d5875c39c42e8eac"
@@ -6952,10 +6960,10 @@ path-type@^3.0.0:
   dependencies:
     pify "^3.0.0"
 
-pathval@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.0.tgz#b942e6d4bde653005ef6b71361def8727d0645e0"
-  integrity sha1-uULm1L3mUwBe9rcTYd74cn0GReA=
+pathval@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.1.tgz#8534e77a77ce7ac5a2512ea21e0fdb8fcf6c3d8d"
+  integrity sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==
 
 pbkdf2@^3.0.3:
   version "3.0.17"