diff --git a/package-lock.json b/package-lock.json
index 47263fb8..91c59266 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
       },
       "devDependencies": {
         "@cypress/browserify-preprocessor": "3.0.2",
-        "@types/chai": "4.3.8",
+        "@types/chai": "4.3.9",
         "@types/cypress-cucumber-preprocessor": "4.0.2",
         "husky": "6.0.0",
         "lint-staged": "11.2.6",
@@ -2610,9 +2610,9 @@
       }
     },
     "node_modules/@types/chai": {
-      "version": "4.3.8",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.8.tgz",
-      "integrity": "sha512-yW/qTM4mRBBcsA9Xw9FbcImYtFPY7sgr+G/O5RDYVmxiy9a+pE5FyoFUi8JYCZY5nicj8atrr1pcfPiYpeNGOA==",
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.9.tgz",
+      "integrity": "sha512-69TtiDzu0bcmKQv3yg1Zx409/Kd7r0b5F1PfpYJfSHzLGtB53547V4u+9iqKYsTu/O2ai6KTb0TInNpvuQ3qmg==",
       "dev": true
     },
     "node_modules/@types/color-name": {
diff --git a/package.json b/package.json
index f823f18f..00bd1b92 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "description": "Cypress end-to-end test automation boilerplate. Using TypeScript, Browserify, Chai and Expect.",
   "devDependencies": {
     "@cypress/browserify-preprocessor": "3.0.2",
-    "@types/chai": "4.3.8",
+    "@types/chai": "4.3.9",
     "@types/cypress-cucumber-preprocessor": "4.0.2",
     "husky": "6.0.0",
     "lint-staged": "11.2.6",