diff --git a/package-lock.json b/package-lock.json
index 19d3081..81ad558 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -884,9 +884,9 @@
       "dev": true
     },
     "@types/chai": {
-      "version": "4.2.14",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.14.tgz",
-      "integrity": "sha512-G+ITQPXkwTrslfG5L/BksmbLUA0M1iybEsmCWPqzSxsRRhJZimBKJkoMi8fr/CPygPTj4zO5pJH7I2/cm9M7SQ==",
+      "version": "4.2.15",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.15.tgz",
+      "integrity": "sha512-rYff6FI+ZTKAPkJUoyz7Udq3GaoDZnxYDEvdEdFZASiA7PoErltHezDishqQiSDWrGxvxmplH304jyzQmjp0AQ==",
       "dev": true
     },
     "@types/color-name": {
diff --git a/package.json b/package.json
index 7ca0c3b..ae8e622 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "@istanbuljs/nyc-config-typescript": "1.0.1",
-    "@types/chai": "4.2.14",
+    "@types/chai": "4.2.15",
     "@types/mocha": "8.2.0",
     "@types/rimraf": "3.0.0",
     "@types/sinon": "9.0.10",