diff --git a/package.json b/package.json
index f3fc701..199bc59 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "@microsoft/api-documenter": "7.7.1",
     "@microsoft/api-extractor": "7.7.0",
     "@types/bunyan": "1.8.6",
-    "@types/chai": "4.2.5",
+    "@types/chai": "4.2.6",
     "@types/chai-as-promised": "7.1.2",
     "@types/deep-diff": "1.0.0",
     "@types/js-yaml": "3.12.1",
diff --git a/yarn.lock b/yarn.lock
index cdd8413..9e1bf2d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -210,10 +210,10 @@
   resolved "https://artifacts.apextoaster.com/repository/group-npm/@types/chai/-/chai-4.2.4.tgz#8936cffad3c96ec470a2dc26a38c3ba8b9b6f619"
   integrity sha512-7qvf9F9tMTzo0akeswHPGqgUx/gIaJqrOEET/FCD8CFRkSUHlygQiM5yB6OvjrtdxBVLSyw7COJubsFYs0683g==
 
-"@types/chai@4.2.5":
-  version "4.2.5"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/@types/chai/-/chai-4.2.5.tgz#f8da153ebbe30babb0adc9a528b9ad32be3175a2"
-  integrity sha512-YvbLiIc0DbbhiANrfVObdkLEHJksQZVq0Uvfg550SRAKVYaEJy+V70j65BVe2WNp6E3HtKsUczeijHFCjba3og==
+"@types/chai@4.2.6":
+  version "4.2.6"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/@types/chai/-/chai-4.2.6.tgz#a55625d151d9c7c7a0a95920632131d66480bce9"
+  integrity sha512-HF8faEUA4JurIm+68VaA2KedtZf5LYdXpQEAbIAN79DwWQbO82BNTksZgCH3UMqbZHXex9C6TrBfg7OUInRISQ==
 
 "@types/color-name@^1.1.1":
   version "1.1.1"