diff --git a/package.json b/package.json
index 3c88005..fdaa4f7 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "@semantic-release/changelog": "3.0.0",
     "@semantic-release/git": "7.0.1",
     "@semantic-release/github": "5.0.2",
-    "@types/chai": "4.1.4",
+    "@types/chai": "4.1.5",
     "@types/faker": "4.1.2",
     "@types/lodash": "4.14.116",
     "@types/mocha": "5.2.5",
diff --git a/yarn.lock b/yarn.lock
index 12739e7..69e7369 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -211,9 +211,9 @@
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/@sinonjs/samsam/-/samsam-2.0.0.tgz#9163742ac35c12d3602dece74317643b35db6a80"
 
-"@types/chai@4.1.4":
-  version "4.1.4"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.1.4.tgz#5ca073b330d90b4066d6ce18f60d57f2084ce8ca"
+"@types/chai@4.1.5":
+  version "4.1.5"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.1.5.tgz#6163dc60078d215ec46186dc76062ef6ed68d39c"
 
 "@types/faker@4.1.2":
   version "4.1.2"